Home / 136,876.71-205,425.63-58,046.25

Finding the Fourth Proportional to 136,876.71, 205,425.63 and 58,046.25

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Solution

The fourth proportional to 136,876.71, 205,425.63 and 58,046.25 is: 87,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,876.71 : 205,425.63 = 58,046.25 : x
  2. Step 2: Convert to fraction form
    136,876.71/205,425.63 = 58,046.25/x
  3. Step 3: Cross multiply
    136,876.71x = 205,425.63 × 58,046.25
  4. Step 4: Simplify right side
    136,876.71x = 11,924,187,475.39
  5. Step 5: Solve for x
    x = 11,924,187,475.39/136,876.71
  6. Step 6: Final answer
    x = 87,116.26

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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.