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Finding the Fourth Proportional to 110,404.98, 152,354.34 and 62,657.46

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Solution

The fourth proportional to 110,404.98, 152,354.34 and 62,657.46 is: 86,464.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,404.98 : 152,354.34 = 62,657.46 : x
  2. Step 2: Convert to fraction form
    110,404.98/152,354.34 = 62,657.46/x
  3. Step 3: Cross multiply
    110,404.98x = 152,354.34 × 62,657.46
  4. Step 4: Simplify right side
    110,404.98x = 9,546,135,964.38
  5. Step 5: Solve for x
    x = 9,546,135,964.38/110,404.98
  6. Step 6: Final answer
    x = 86,464.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.