Home / 92,122.88-138,175.20-32,956.16

Finding the Fourth Proportional to 92,122.88, 138,175.20 and 32,956.16

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Solution

The fourth proportional to 92,122.88, 138,175.20 and 32,956.16 is: 49,430.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,122.88 : 138,175.20 = 32,956.16 : x
  2. Step 2: Convert to fraction form
    92,122.88/138,175.20 = 32,956.16/x
  3. Step 3: Cross multiply
    92,122.88x = 138,175.20 × 32,956.16
  4. Step 4: Simplify right side
    92,122.88x = 4,553,723,999.23
  5. Step 5: Solve for x
    x = 4,553,723,999.23/92,122.88
  6. Step 6: Final answer
    x = 49,430.98

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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.