Home / 55,148.29-82,731.66-43,301.59

Finding the Fourth Proportional to 55,148.29, 82,731.66 and 43,301.59

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Solution

The fourth proportional to 55,148.29, 82,731.66 and 43,301.59 is: 64,959.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,148.29 : 82,731.66 = 43,301.59 : x
  2. Step 2: Convert to fraction form
    55,148.29/82,731.66 = 43,301.59/x
  3. Step 3: Cross multiply
    55,148.29x = 82,731.66 × 43,301.59
  4. Step 4: Simplify right side
    55,148.29x = 3,582,412,273.48
  5. Step 5: Solve for x
    x = 3,582,412,273.48/55,148.29
  6. Step 6: Final answer
    x = 64,959.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.