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Finding the Fourth Proportional to 92,374.48, 127,511.44 and 60,545.42

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Solution

The fourth proportional to 92,374.48, 127,511.44 and 60,545.42 is: 83,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,374.48 : 127,511.44 = 60,545.42 : x
  2. Step 2: Convert to fraction form
    92,374.48/127,511.44 = 60,545.42/x
  3. Step 3: Cross multiply
    92,374.48x = 127,511.44 × 60,545.42
  4. Step 4: Simplify right side
    92,374.48x = 7,720,234,266.39
  5. Step 5: Solve for x
    x = 7,720,234,266.39/92,374.48
  6. Step 6: Final answer
    x = 83,575.41

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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.