Home / 144,557.10-216,835.65-92,004.30

Finding the Fourth Proportional to 144,557.10, 216,835.65 and 92,004.30

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Solution

The fourth proportional to 144,557.10, 216,835.65 and 92,004.30 is: 138,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,557.10 : 216,835.65 = 92,004.30 : x
  2. Step 2: Convert to fraction form
    144,557.10/216,835.65 = 92,004.30/x
  3. Step 3: Cross multiply
    144,557.10x = 216,835.65 × 92,004.30
  4. Step 4: Simplify right side
    144,557.10x = 19,949,812,193.30
  5. Step 5: Solve for x
    x = 19,949,812,193.30/144,557.10
  6. Step 6: Final answer
    x = 138,006.45

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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.