Home / 244,970.28-338,048.10-137,538.36

Finding the Fourth Proportional to 244,970.28, 338,048.10 and 137,538.36

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Solution

The fourth proportional to 244,970.28, 338,048.10 and 137,538.36 is: 189,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,970.28 : 338,048.10 = 137,538.36 : x
  2. Step 2: Convert to fraction form
    244,970.28/338,048.10 = 137,538.36/x
  3. Step 3: Cross multiply
    244,970.28x = 338,048.10 × 137,538.36
  4. Step 4: Simplify right side
    244,970.28x = 46,494,581,275.12
  5. Step 5: Solve for x
    x = 46,494,581,275.12/244,970.28
  6. Step 6: Final answer
    x = 189,796.82

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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.