Home / 92,158.82-138,316.02-63,679.22

Finding the Fourth Proportional to 92,158.82, 138,316.02 and 63,679.22

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Solution

The fourth proportional to 92,158.82, 138,316.02 and 63,679.22 is: 95,572.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,158.82 : 138,316.02 = 63,679.22 : x
  2. Step 2: Convert to fraction form
    92,158.82/138,316.02 = 63,679.22/x
  3. Step 3: Cross multiply
    92,158.82x = 138,316.02 × 63,679.22
  4. Step 4: Simplify right side
    92,158.82x = 8,807,856,267.10
  5. Step 5: Solve for x
    x = 8,807,856,267.10/92,158.82
  6. Step 6: Final answer
    x = 95,572.58

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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.