Home / 92,051.43-138,337.16-54,618.54

Finding the Fourth Proportional to 92,051.43, 138,337.16 and 54,618.54

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Solution

The fourth proportional to 92,051.43, 138,337.16 and 54,618.54 is: 82,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,051.43 : 138,337.16 = 54,618.54 : x
  2. Step 2: Convert to fraction form
    92,051.43/138,337.16 = 54,618.54/x
  3. Step 3: Cross multiply
    92,051.43x = 138,337.16 × 54,618.54
  4. Step 4: Simplify right side
    92,051.43x = 7,555,773,433.85
  5. Step 5: Solve for x
    x = 7,555,773,433.85/92,051.43
  6. Step 6: Final answer
    x = 82,082.09

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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.