Home / 92,079.72-138,118.95-23,691.15

Finding the Fourth Proportional to 92,079.72, 138,118.95 and 23,691.15

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Solution

The fourth proportional to 92,079.72, 138,118.95 and 23,691.15 is: 35,536.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,079.72 : 138,118.95 = 23,691.15 : x
  2. Step 2: Convert to fraction form
    92,079.72/138,118.95 = 23,691.15/x
  3. Step 3: Cross multiply
    92,079.72x = 138,118.95 × 23,691.15
  4. Step 4: Simplify right side
    92,079.72x = 3,272,196,762.29
  5. Step 5: Solve for x
    x = 3,272,196,762.29/92,079.72
  6. Step 6: Final answer
    x = 35,536.56

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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.