Home / 90,938.92-125,512.58-52,723.14

Finding the Fourth Proportional to 90,938.92, 125,512.58 and 52,723.14

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Solution

The fourth proportional to 90,938.92, 125,512.58 and 52,723.14 is: 72,767.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,938.92 : 125,512.58 = 52,723.14 : x
  2. Step 2: Convert to fraction form
    90,938.92/125,512.58 = 52,723.14/x
  3. Step 3: Cross multiply
    90,938.92x = 125,512.58 × 52,723.14
  4. Step 4: Simplify right side
    90,938.92x = 6,617,417,147.03
  5. Step 5: Solve for x
    x = 6,617,417,147.03/90,938.92
  6. Step 6: Final answer
    x = 72,767.72

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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.