Home / 112,339,371.30-168,257,114.55-92,183,979.30

Finding the Fourth Proportional to 112,339,371.30, 168,257,114.55 and 92,183,979.30

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Solution

The fourth proportional to 112,339,371.30, 168,257,114.55 and 92,183,979.30 is: 138,069,228.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,339,371.30 : 168,257,114.55 = 92,183,979.30 : x
  2. Step 2: Convert to fraction form
    112,339,371.30/168,257,114.55 = 92,183,979.30/x
  3. Step 3: Cross multiply
    112,339,371.30x = 168,257,114.55 × 92,183,979.30
  4. Step 4: Simplify right side
    112,339,371.30x = 15,510,610,364,754,930
  5. Step 5: Solve for x
    x = 15,510,610,364,754,930/112,339,371.30
  6. Step 6: Final answer
    x = 138,069,228.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.