Home / 92,442.48-127,572.30-54,229.44

Finding the Fourth Proportional to 92,442.48, 127,572.30 and 54,229.44

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Solution

The fourth proportional to 92,442.48, 127,572.30 and 54,229.44 is: 74,837.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,442.48 : 127,572.30 = 54,229.44 : x
  2. Step 2: Convert to fraction form
    92,442.48/127,572.30 = 54,229.44/x
  3. Step 3: Cross multiply
    92,442.48x = 127,572.30 × 54,229.44
  4. Step 4: Simplify right side
    92,442.48x = 6,918,174,388.51
  5. Step 5: Solve for x
    x = 6,918,174,388.51/92,442.48
  6. Step 6: Final answer
    x = 74,837.61

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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.