Home / 89,454,003.30-134,181,004.95-86,336,216.10

Finding the Fourth Proportional to 89,454,003.30, 134,181,004.95 and 86,336,216.10

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Solution

The fourth proportional to 89,454,003.30, 134,181,004.95 and 86,336,216.10 is: 129,504,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,454,003.30 : 134,181,004.95 = 86,336,216.10 : x
  2. Step 2: Convert to fraction form
    89,454,003.30/134,181,004.95 = 86,336,216.10/x
  3. Step 3: Cross multiply
    89,454,003.30x = 134,181,004.95 × 86,336,216.10
  4. Step 4: Simplify right side
    89,454,003.30x = 11,584,680,239,878,370
  5. Step 5: Solve for x
    x = 11,584,680,239,878,370/89,454,003.30
  6. Step 6: Final answer
    x = 129,504,324.15

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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.