Home / 238,694.52-329,399.28-131,271.24

Finding the Fourth Proportional to 238,694.52, 329,399.28 and 131,271.24

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Solution

The fourth proportional to 238,694.52, 329,399.28 and 131,271.24 is: 181,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,694.52 : 329,399.28 = 131,271.24 : x
  2. Step 2: Convert to fraction form
    238,694.52/329,399.28 = 131,271.24/x
  3. Step 3: Cross multiply
    238,694.52x = 329,399.28 × 131,271.24
  4. Step 4: Simplify right side
    238,694.52x = 43,240,651,940.71
  5. Step 5: Solve for x
    x = 43,240,651,940.71/238,694.52
  6. Step 6: Final answer
    x = 181,154.77

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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.