Home / 89,944.23-124,123.28-49,659.15

Finding the Fourth Proportional to 89,944.23, 124,123.28 and 49,659.15

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Solution

The fourth proportional to 89,944.23, 124,123.28 and 49,659.15 is: 68,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.23 : 124,123.28 = 49,659.15 : x
  2. Step 2: Convert to fraction form
    89,944.23/124,123.28 = 49,659.15/x
  3. Step 3: Cross multiply
    89,944.23x = 124,123.28 × 49,659.15
  4. Step 4: Simplify right side
    89,944.23x = 6,163,856,331.72
  5. Step 5: Solve for x
    x = 6,163,856,331.72/89,944.23
  6. Step 6: Final answer
    x = 68,529.76

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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.