Home / 88,578,046.15-132,867,069.23-86,587,390.15

Finding the Fourth Proportional to 88,578,046.15, 132,867,069.23 and 86,587,390.15

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Solution

The fourth proportional to 88,578,046.15, 132,867,069.23 and 86,587,390.15 is: 129,881,085.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,046.15 : 132,867,069.23 = 86,587,390.15 : x
  2. Step 2: Convert to fraction form
    88,578,046.15/132,867,069.23 = 86,587,390.15/x
  3. Step 3: Cross multiply
    88,578,046.15x = 132,867,069.23 × 86,587,390.15
  4. Step 4: Simplify right side
    88,578,046.15x = 11,504,612,761,505,072
  5. Step 5: Solve for x
    x = 11,504,612,761,505,072/88,578,046.15
  6. Step 6: Final answer
    x = 129,881,085.23

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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.