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Finding the Fourth Proportional to 92,299.98, 127,374.54 and 54,082.10

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Solution

The fourth proportional to 92,299.98, 127,374.54 and 54,082.10 is: 74,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,299.98 : 127,374.54 = 54,082.10 : x
  2. Step 2: Convert to fraction form
    92,299.98/127,374.54 = 54,082.10/x
  3. Step 3: Cross multiply
    92,299.98x = 127,374.54 × 54,082.10
  4. Step 4: Simplify right side
    92,299.98x = 6,888,682,609.73
  5. Step 5: Solve for x
    x = 6,888,682,609.73/92,299.98
  6. Step 6: Final answer
    x = 74,633.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.