Home / 91,144.50-125,759.26-52,881.88

Finding the Fourth Proportional to 91,144.50, 125,759.26 and 52,881.88

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Solution

The fourth proportional to 91,144.50, 125,759.26 and 52,881.88 is: 72,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,144.50 : 125,759.26 = 52,881.88 : x
  2. Step 2: Convert to fraction form
    91,144.50/125,759.26 = 52,881.88/x
  3. Step 3: Cross multiply
    91,144.50x = 125,759.26 × 52,881.88
  4. Step 4: Simplify right side
    91,144.50x = 6,650,386,096.21
  5. Step 5: Solve for x
    x = 6,650,386,096.21/91,144.50
  6. Step 6: Final answer
    x = 72,965.30

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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.