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Finding the Fourth Proportional to 202,910.68, 304,380.66 and 62,651.16

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Solution

The fourth proportional to 202,910.68, 304,380.66 and 62,651.16 is: 93,981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,910.68 : 304,380.66 = 62,651.16 : x
  2. Step 2: Convert to fraction form
    202,910.68/304,380.66 = 62,651.16/x
  3. Step 3: Cross multiply
    202,910.68x = 304,380.66 × 62,651.16
  4. Step 4: Simplify right side
    202,910.68x = 19,069,801,430.57
  5. Step 5: Solve for x
    x = 19,069,801,430.57/202,910.68
  6. Step 6: Final answer
    x = 93,981.26

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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.