Home / 89,677.77-123,752.79-48,840.97

Finding the Fourth Proportional to 89,677.77, 123,752.79 and 48,840.97

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Solution

The fourth proportional to 89,677.77, 123,752.79 and 48,840.97 is: 67,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,677.77 : 123,752.79 = 48,840.97 : x
  2. Step 2: Convert to fraction form
    89,677.77/123,752.79 = 48,840.97/x
  3. Step 3: Cross multiply
    89,677.77x = 123,752.79 × 48,840.97
  4. Step 4: Simplify right side
    89,677.77x = 6,044,206,458.50
  5. Step 5: Solve for x
    x = 6,044,206,458.50/89,677.77
  6. Step 6: Final answer
    x = 67,399.16

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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.