Home / 91,150.76-125,769.24-52,381.07

Finding the Fourth Proportional to 91,150.76, 125,769.24 and 52,381.07

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Solution

The fourth proportional to 91,150.76, 125,769.24 and 52,381.07 is: 72,275.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,150.76 : 125,769.24 = 52,381.07 : x
  2. Step 2: Convert to fraction form
    91,150.76/125,769.24 = 52,381.07/x
  3. Step 3: Cross multiply
    91,150.76x = 125,769.24 × 52,381.07
  4. Step 4: Simplify right side
    91,150.76x = 6,587,927,364.29
  5. Step 5: Solve for x
    x = 6,587,927,364.29/91,150.76
  6. Step 6: Final answer
    x = 72,275.07

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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.