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Finding the Fourth Proportional to 169,099.71, 253,666.35 and 62,511.60

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Solution

The fourth proportional to 169,099.71, 253,666.35 and 62,511.60 is: 93,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,099.71 : 253,666.35 = 62,511.60 : x
  2. Step 2: Convert to fraction form
    169,099.71/253,666.35 = 62,511.60/x
  3. Step 3: Cross multiply
    169,099.71x = 253,666.35 × 62,511.60
  4. Step 4: Simplify right side
    169,099.71x = 15,857,089,404.66
  5. Step 5: Solve for x
    x = 15,857,089,404.66/169,099.71
  6. Step 6: Final answer
    x = 93,773.60

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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.