Home / 89,246.10-123,158.57-48,960.17

Finding the Fourth Proportional to 89,246.10, 123,158.57 and 48,960.17

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Solution

The fourth proportional to 89,246.10, 123,158.57 and 48,960.17 is: 67,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,246.10 : 123,158.57 = 48,960.17 : x
  2. Step 2: Convert to fraction form
    89,246.10/123,158.57 = 48,960.17/x
  3. Step 3: Cross multiply
    89,246.10x = 123,158.57 × 48,960.17
  4. Step 4: Simplify right side
    89,246.10x = 6,029,863,663.56
  5. Step 5: Solve for x
    x = 6,029,863,663.56/89,246.10
  6. Step 6: Final answer
    x = 67,564.45

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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.