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Finding the Fourth Proportional to 169,220.43, 253,563.62 and 62,457.44

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Solution

The fourth proportional to 169,220.43, 253,563.62 and 62,457.44 is: 93,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,220.43 : 253,563.62 = 62,457.44 : x
  2. Step 2: Convert to fraction form
    169,220.43/253,563.62 = 62,457.44/x
  3. Step 3: Cross multiply
    169,220.43x = 253,563.62 × 62,457.44
  4. Step 4: Simplify right side
    169,220.43x = 15,836,933,002.23
  5. Step 5: Solve for x
    x = 15,836,933,002.23/169,220.43
  6. Step 6: Final answer
    x = 93,587.59

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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.