Home / 231,488.26-319,521.04-134,714.72

Finding the Fourth Proportional to 231,488.26, 319,521.04 and 134,714.72

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Solution

The fourth proportional to 231,488.26, 319,521.04 and 134,714.72 is: 185,945.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,488.26 : 319,521.04 = 134,714.72 : x
  2. Step 2: Convert to fraction form
    231,488.26/319,521.04 = 134,714.72/x
  3. Step 3: Cross multiply
    231,488.26x = 319,521.04 × 134,714.72
  4. Step 4: Simplify right side
    231,488.26x = 43,044,187,437.71
  5. Step 5: Solve for x
    x = 43,044,187,437.71/231,488.26
  6. Step 6: Final answer
    x = 185,945.44

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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.