Home / 91,096.43-125,713.27-50,809.16

Finding the Fourth Proportional to 91,096.43, 125,713.27 and 50,809.16

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Solution

The fourth proportional to 91,096.43, 125,713.27 and 50,809.16 is: 70,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,096.43 : 125,713.27 = 50,809.16 : x
  2. Step 2: Convert to fraction form
    91,096.43/125,713.27 = 50,809.16/x
  3. Step 3: Cross multiply
    91,096.43x = 125,713.27 × 50,809.16
  4. Step 4: Simplify right side
    91,096.43x = 6,387,385,034.41
  5. Step 5: Solve for x
    x = 6,387,385,034.41/91,096.43
  6. Step 6: Final answer
    x = 70,116.74

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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.