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Finding the Fourth Proportional to 104,463.69, 156,757.80 and 37,909.01

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Solution

The fourth proportional to 104,463.69, 156,757.80 and 37,909.01 is: 56,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,463.69 : 156,757.80 = 37,909.01 : x
  2. Step 2: Convert to fraction form
    104,463.69/156,757.80 = 37,909.01/x
  3. Step 3: Cross multiply
    104,463.69x = 156,757.80 × 37,909.01
  4. Step 4: Simplify right side
    104,463.69x = 5,942,532,818.23
  5. Step 5: Solve for x
    x = 5,942,532,818.23/104,463.69
  6. Step 6: Final answer
    x = 56,886.11

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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.