Home / 71,253.12-98,373.92-45,769.76

Finding the Fourth Proportional to 71,253.12, 98,373.92 and 45,769.76

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Solution

The fourth proportional to 71,253.12, 98,373.92 and 45,769.76 is: 63,190.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,253.12 : 98,373.92 = 45,769.76 : x
  2. Step 2: Convert to fraction form
    71,253.12/98,373.92 = 45,769.76/x
  3. Step 3: Cross multiply
    71,253.12x = 98,373.92 × 45,769.76
  4. Step 4: Simplify right side
    71,253.12x = 4,502,550,708.66
  5. Step 5: Solve for x
    x = 4,502,550,708.66/71,253.12
  6. Step 6: Final answer
    x = 63,190.93

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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.