Home / 238,562.30-329,212.28-131,130.03

Finding the Fourth Proportional to 238,562.30, 329,212.28 and 131,130.03

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Solution

The fourth proportional to 238,562.30, 329,212.28 and 131,130.03 is: 180,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,562.30 : 329,212.28 = 131,130.03 : x
  2. Step 2: Convert to fraction form
    238,562.30/329,212.28 = 131,130.03/x
  3. Step 3: Cross multiply
    238,562.30x = 329,212.28 × 131,130.03
  4. Step 4: Simplify right side
    238,562.30x = 43,169,614,506.71
  5. Step 5: Solve for x
    x = 43,169,614,506.71/238,562.30
  6. Step 6: Final answer
    x = 180,957.40

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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.