Home / 90,223.60-124,519.26-52,497.76

Finding the Fourth Proportional to 90,223.60, 124,519.26 and 52,497.76

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Solution

The fourth proportional to 90,223.60, 124,519.26 and 52,497.76 is: 72,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,223.60 : 124,519.26 = 52,497.76 : x
  2. Step 2: Convert to fraction form
    90,223.60/124,519.26 = 52,497.76/x
  3. Step 3: Cross multiply
    90,223.60x = 124,519.26 × 52,497.76
  4. Step 4: Simplify right side
    90,223.60x = 6,536,982,226.86
  5. Step 5: Solve for x
    x = 6,536,982,226.86/90,223.60
  6. Step 6: Final answer
    x = 72,453.13

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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.