Home / 179,343.40-247,484.28-98,755.20

Finding the Fourth Proportional to 179,343.40, 247,484.28 and 98,755.20

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Solution

The fourth proportional to 179,343.40, 247,484.28 and 98,755.20 is: 136,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,343.40 : 247,484.28 = 98,755.20 : x
  2. Step 2: Convert to fraction form
    179,343.40/247,484.28 = 98,755.20/x
  3. Step 3: Cross multiply
    179,343.40x = 247,484.28 × 98,755.20
  4. Step 4: Simplify right side
    179,343.40x = 24,440,359,568.26
  5. Step 5: Solve for x
    x = 24,440,359,568.26/179,343.40
  6. Step 6: Final answer
    x = 136,276.88

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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.