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Finding the Fourth Proportional to 169,122.40, 253,526.70 and 62,447.44

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Solution

The fourth proportional to 169,122.40, 253,526.70 and 62,447.44 is: 93,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,122.40 : 253,526.70 = 62,447.44 : x
  2. Step 2: Convert to fraction form
    169,122.40/253,526.70 = 62,447.44/x
  3. Step 3: Cross multiply
    169,122.40x = 253,526.70 × 62,447.44
  4. Step 4: Simplify right side
    169,122.40x = 15,832,093,386.65
  5. Step 5: Solve for x
    x = 15,832,093,386.65/169,122.40
  6. Step 6: Final answer
    x = 93,613.23

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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.