Home / 248,123.76-372,185.82-61,135.26

Finding the Fourth Proportional to 248,123.76, 372,185.82 and 61,135.26

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Solution

The fourth proportional to 248,123.76, 372,185.82 and 61,135.26 is: 91,702.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,123.76 : 372,185.82 = 61,135.26 : x
  2. Step 2: Convert to fraction form
    248,123.76/372,185.82 = 61,135.26/x
  3. Step 3: Cross multiply
    248,123.76x = 372,185.82 × 61,135.26
  4. Step 4: Simplify right side
    248,123.76x = 22,753,676,874.01
  5. Step 5: Solve for x
    x = 22,753,676,874.01/248,123.76
  6. Step 6: Final answer
    x = 91,702.93

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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.