Home / 158,644.02-238,177.20-92,131.89

Finding the Fourth Proportional to 158,644.02, 238,177.20 and 92,131.89

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Solution

The fourth proportional to 158,644.02, 238,177.20 and 92,131.89 is: 138,320.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,644.02 : 238,177.20 = 92,131.89 : x
  2. Step 2: Convert to fraction form
    158,644.02/238,177.20 = 92,131.89/x
  3. Step 3: Cross multiply
    158,644.02x = 238,177.20 × 92,131.89
  4. Step 4: Simplify right side
    158,644.02x = 21,943,715,590.91
  5. Step 5: Solve for x
    x = 21,943,715,590.91/158,644.02
  6. Step 6: Final answer
    x = 138,320.47

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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.