Home / 79,343.64-109,497.29-43,535.16

Finding the Fourth Proportional to 79,343.64, 109,497.29 and 43,535.16

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Solution

The fourth proportional to 79,343.64, 109,497.29 and 43,535.16 is: 60,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,343.64 : 109,497.29 = 43,535.16 : x
  2. Step 2: Convert to fraction form
    79,343.64/109,497.29 = 43,535.16/x
  3. Step 3: Cross multiply
    79,343.64x = 109,497.29 × 43,535.16
  4. Step 4: Simplify right side
    79,343.64x = 4,766,981,822.04
  5. Step 5: Solve for x
    x = 4,766,981,822.04/79,343.64
  6. Step 6: Final answer
    x = 60,080.20

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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.