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Finding the Fourth Proportional to 92,509.59, 138,754.05 and 25,952.29

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Solution

The fourth proportional to 92,509.59, 138,754.05 and 25,952.29 is: 38,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,509.59 : 138,754.05 = 25,952.29 : x
  2. Step 2: Convert to fraction form
    92,509.59/138,754.05 = 25,952.29/x
  3. Step 3: Cross multiply
    92,509.59x = 138,754.05 × 25,952.29
  4. Step 4: Simplify right side
    92,509.59x = 3,600,985,344.27
  5. Step 5: Solve for x
    x = 3,600,985,344.27/92,509.59
  6. Step 6: Final answer
    x = 38,925.54

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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.