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Finding the Fourth Proportional to 92,061.54, 138,048.66 and 32,069.07

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Solution

The fourth proportional to 92,061.54, 138,048.66 and 32,069.07 is: 48,088.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,061.54 : 138,048.66 = 32,069.07 : x
  2. Step 2: Convert to fraction form
    92,061.54/138,048.66 = 32,069.07/x
  3. Step 3: Cross multiply
    92,061.54x = 138,048.66 × 32,069.07
  4. Step 4: Simplify right side
    92,061.54x = 4,427,092,140.95
  5. Step 5: Solve for x
    x = 4,427,092,140.95/92,061.54
  6. Step 6: Final answer
    x = 48,088.40

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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.