Home / 89,557.14-134,210.16-70,754.88

Finding the Fourth Proportional to 89,557.14, 134,210.16 and 70,754.88

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Solution

The fourth proportional to 89,557.14, 134,210.16 and 70,754.88 is: 106,033.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,557.14 : 134,210.16 = 70,754.88 : x
  2. Step 2: Convert to fraction form
    89,557.14/134,210.16 = 70,754.88/x
  3. Step 3: Cross multiply
    89,557.14x = 134,210.16 × 70,754.88
  4. Step 4: Simplify right side
    89,557.14x = 9,496,023,765.58
  5. Step 5: Solve for x
    x = 9,496,023,765.58/89,557.14
  6. Step 6: Final answer
    x = 106,033.13

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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.