Home / 88,669.33-132,928.14-38,712.79

Finding the Fourth Proportional to 88,669.33, 132,928.14 and 38,712.79

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Solution

The fourth proportional to 88,669.33, 132,928.14 and 38,712.79 is: 58,036.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,669.33 : 132,928.14 = 38,712.79 : x
  2. Step 2: Convert to fraction form
    88,669.33/132,928.14 = 38,712.79/x
  3. Step 3: Cross multiply
    88,669.33x = 132,928.14 × 38,712.79
  4. Step 4: Simplify right side
    88,669.33x = 5,146,018,514.76
  5. Step 5: Solve for x
    x = 5,146,018,514.76/88,669.33
  6. Step 6: Final answer
    x = 58,036.06

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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.