Home / 150,070.52-225,022.76-61,386.36

Finding the Fourth Proportional to 150,070.52, 225,022.76 and 61,386.36

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Solution

The fourth proportional to 150,070.52, 225,022.76 and 61,386.36 is: 92,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,070.52 : 225,022.76 = 61,386.36 : x
  2. Step 2: Convert to fraction form
    150,070.52/225,022.76 = 61,386.36/x
  3. Step 3: Cross multiply
    150,070.52x = 225,022.76 × 61,386.36
  4. Step 4: Simplify right side
    150,070.52x = 13,813,327,232.99
  5. Step 5: Solve for x
    x = 13,813,327,232.99/150,070.52
  6. Step 6: Final answer
    x = 92,045.57

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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.