Home / 89,284.31-123,211.97-48,998.76

Finding the Fourth Proportional to 89,284.31, 123,211.97 and 48,998.76

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Solution

The fourth proportional to 89,284.31, 123,211.97 and 48,998.76 is: 67,618.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,284.31 : 123,211.97 = 48,998.76 : x
  2. Step 2: Convert to fraction form
    89,284.31/123,211.97 = 48,998.76/x
  3. Step 3: Cross multiply
    89,284.31x = 123,211.97 × 48,998.76
  4. Step 4: Simplify right side
    89,284.31x = 6,037,233,223.86
  5. Step 5: Solve for x
    x = 6,037,233,223.86/89,284.31
  6. Step 6: Final answer
    x = 67,618.08

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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.