Home / 115,087.14-158,808.92-64,098.14

Finding the Fourth Proportional to 115,087.14, 158,808.92 and 64,098.14

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Solution

The fourth proportional to 115,087.14, 158,808.92 and 64,098.14 is: 88,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,087.14 : 158,808.92 = 64,098.14 : x
  2. Step 2: Convert to fraction form
    115,087.14/158,808.92 = 64,098.14/x
  3. Step 3: Cross multiply
    115,087.14x = 158,808.92 × 64,098.14
  4. Step 4: Simplify right side
    115,087.14x = 10,179,355,272.87
  5. Step 5: Solve for x
    x = 10,179,355,272.87/115,087.14
  6. Step 6: Final answer
    x = 88,449.11

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1.5x scale

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.