Home / 132,691.82-183,289.91-98,306.35

Finding the Fourth Proportional to 132,691.82, 183,289.91 and 98,306.35

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Solution

The fourth proportional to 132,691.82, 183,289.91 and 98,306.35 is: 135,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,691.82 : 183,289.91 = 98,306.35 : x
  2. Step 2: Convert to fraction form
    132,691.82/183,289.91 = 98,306.35/x
  3. Step 3: Cross multiply
    132,691.82x = 183,289.91 × 98,306.35
  4. Step 4: Simplify right side
    132,691.82x = 18,018,561,831.47
  5. Step 5: Solve for x
    x = 18,018,561,831.47/132,691.82
  6. Step 6: Final answer
    x = 135,792.56

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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.