Home / 89,338.24-123,286.24-48,502.40

Finding the Fourth Proportional to 89,338.24, 123,286.24 and 48,502.40

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Solution

The fourth proportional to 89,338.24, 123,286.24 and 48,502.40 is: 66,933.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,338.24 : 123,286.24 = 48,502.40 : x
  2. Step 2: Convert to fraction form
    89,338.24/123,286.24 = 48,502.40/x
  3. Step 3: Cross multiply
    89,338.24x = 123,286.24 × 48,502.40
  4. Step 4: Simplify right side
    89,338.24x = 5,979,678,526.98
  5. Step 5: Solve for x
    x = 5,979,678,526.98/89,338.24
  6. Step 6: Final answer
    x = 66,933.02

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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.