Home / 181,121.27-249,959.03-104,643.59

Finding the Fourth Proportional to 181,121.27, 249,959.03 and 104,643.59

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Solution

The fourth proportional to 181,121.27, 249,959.03 and 104,643.59 is: 144,414.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,121.27 : 249,959.03 = 104,643.59 : x
  2. Step 2: Convert to fraction form
    181,121.27/249,959.03 = 104,643.59/x
  3. Step 3: Cross multiply
    181,121.27x = 249,959.03 × 104,643.59
  4. Step 4: Simplify right side
    181,121.27x = 26,156,608,479.10
  5. Step 5: Solve for x
    x = 26,156,608,479.10/181,121.27
  6. Step 6: Final answer
    x = 144,414.90

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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.