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Finding the Fourth Proportional to 92,110.05, 138,165.08 and 32,942.13

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Solution

The fourth proportional to 92,110.05, 138,165.08 and 32,942.13 is: 49,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,110.05 : 138,165.08 = 32,942.13 : x
  2. Step 2: Convert to fraction form
    92,110.05/138,165.08 = 32,942.13/x
  3. Step 3: Cross multiply
    92,110.05x = 138,165.08 × 32,942.13
  4. Step 4: Simplify right side
    92,110.05x = 4,551,451,862.11
  5. Step 5: Solve for x
    x = 4,551,451,862.11/92,110.05
  6. Step 6: Final answer
    x = 49,413.20

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1.5x scale

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.