Home / 238,480.20-329,030.91-142,952.04

Finding the Fourth Proportional to 238,480.20, 329,030.91 and 142,952.04

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Solution

The fourth proportional to 238,480.20, 329,030.91 and 142,952.04 is: 197,230.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,480.20 : 329,030.91 = 142,952.04 : x
  2. Step 2: Convert to fraction form
    238,480.20/329,030.91 = 142,952.04/x
  3. Step 3: Cross multiply
    238,480.20x = 329,030.91 × 142,952.04
  4. Step 4: Simplify right side
    238,480.20x = 47,035,639,807.56
  5. Step 5: Solve for x
    x = 47,035,639,807.56/238,480.20
  6. Step 6: Final answer
    x = 197,230.80

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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.