Home / 89,158.20-123,033.10-48,863.96

Finding the Fourth Proportional to 89,158.20, 123,033.10 and 48,863.96

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Solution

The fourth proportional to 89,158.20, 123,033.10 and 48,863.96 is: 67,429.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,158.20 : 123,033.10 = 48,863.96 : x
  2. Step 2: Convert to fraction form
    89,158.20/123,033.10 = 48,863.96/x
  3. Step 3: Cross multiply
    89,158.20x = 123,033.10 × 48,863.96
  4. Step 4: Simplify right side
    89,158.20x = 6,011,884,477.08
  5. Step 5: Solve for x
    x = 6,011,884,477.08/89,158.20
  6. Step 6: Final answer
    x = 67,429.41

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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.