Home / 90,711.09-136,073.52-24,150.96

Finding the Fourth Proportional to 90,711.09, 136,073.52 and 24,150.96

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Solution

The fourth proportional to 90,711.09, 136,073.52 and 24,150.96 is: 36,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,711.09 : 136,073.52 = 24,150.96 : x
  2. Step 2: Convert to fraction form
    90,711.09/136,073.52 = 24,150.96/x
  3. Step 3: Cross multiply
    90,711.09x = 136,073.52 × 24,150.96
  4. Step 4: Simplify right side
    90,711.09x = 3,286,306,138.58
  5. Step 5: Solve for x
    x = 3,286,306,138.58/90,711.09
  6. Step 6: Final answer
    x = 36,228.27

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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.