Home / 99,824.28-149,605.14-49,251.12

Finding the Fourth Proportional to 99,824.28, 149,605.14 and 49,251.12

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Solution

The fourth proportional to 99,824.28, 149,605.14 and 49,251.12 is: 73,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,824.28 : 149,605.14 = 49,251.12 : x
  2. Step 2: Convert to fraction form
    99,824.28/149,605.14 = 49,251.12/x
  3. Step 3: Cross multiply
    99,824.28x = 149,605.14 × 49,251.12
  4. Step 4: Simplify right side
    99,824.28x = 7,368,220,702.76
  5. Step 5: Solve for x
    x = 7,368,220,702.76/99,824.28
  6. Step 6: Final answer
    x = 73,811.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.