Home / 131,566.57-197,348.13-31,726.02

Finding the Fourth Proportional to 131,566.57, 197,348.13 and 31,726.02

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Solution

The fourth proportional to 131,566.57, 197,348.13 and 31,726.02 is: 47,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,566.57 : 197,348.13 = 31,726.02 : x
  2. Step 2: Convert to fraction form
    131,566.57/197,348.13 = 31,726.02/x
  3. Step 3: Cross multiply
    131,566.57x = 197,348.13 × 31,726.02
  4. Step 4: Simplify right side
    131,566.57x = 6,261,070,719.34
  5. Step 5: Solve for x
    x = 6,261,070,719.34/131,566.57
  6. Step 6: Final answer
    x = 47,588.61

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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.