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Finding the Fourth Proportional to 73,907.73, 110,944.52 and 29,565.40

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Solution

The fourth proportional to 73,907.73, 110,944.52 and 29,565.40 is: 44,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,907.73 : 110,944.52 = 29,565.40 : x
  2. Step 2: Convert to fraction form
    73,907.73/110,944.52 = 29,565.40/x
  3. Step 3: Cross multiply
    73,907.73x = 110,944.52 × 29,565.40
  4. Step 4: Simplify right side
    73,907.73x = 3,280,119,111.61
  5. Step 5: Solve for x
    x = 3,280,119,111.61/73,907.73
  6. Step 6: Final answer
    x = 44,381.27

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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.