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Finding the Fourth Proportional to 92,767.72, 139,162.52 and 29,565.86

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Solution

The fourth proportional to 92,767.72, 139,162.52 and 29,565.86 is: 44,352.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,767.72 : 139,162.52 = 29,565.86 : x
  2. Step 2: Convert to fraction form
    92,767.72/139,162.52 = 29,565.86/x
  3. Step 3: Cross multiply
    92,767.72x = 139,162.52 × 29,565.86
  4. Step 4: Simplify right side
    92,767.72x = 4,114,459,583.57
  5. Step 5: Solve for x
    x = 4,114,459,583.57/92,767.72
  6. Step 6: Final answer
    x = 44,352.28

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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.