Home / 89,862.47-134,813.55-26,687.73

Finding the Fourth Proportional to 89,862.47, 134,813.55 and 26,687.73

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Solution

The fourth proportional to 89,862.47, 134,813.55 and 26,687.73 is: 40,037.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,862.47 : 134,813.55 = 26,687.73 : x
  2. Step 2: Convert to fraction form
    89,862.47/134,813.55 = 26,687.73/x
  3. Step 3: Cross multiply
    89,862.47x = 134,813.55 × 26,687.73
  4. Step 4: Simplify right side
    89,862.47x = 3,597,867,622.74
  5. Step 5: Solve for x
    x = 3,597,867,622.74/89,862.47
  6. Step 6: Final answer
    x = 40,037.49

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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.