Home / 238,522.40-329,023.85-148,942.88

Finding the Fourth Proportional to 238,522.40, 329,023.85 and 148,942.88

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Solution

The fourth proportional to 238,522.40, 329,023.85 and 148,942.88 is: 205,455.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,522.40 : 329,023.85 = 148,942.88 : x
  2. Step 2: Convert to fraction form
    238,522.40/329,023.85 = 148,942.88/x
  3. Step 3: Cross multiply
    238,522.40x = 329,023.85 × 148,942.88
  4. Step 4: Simplify right side
    238,522.40x = 49,005,757,417.85
  5. Step 5: Solve for x
    x = 49,005,757,417.85/238,522.40
  6. Step 6: Final answer
    x = 205,455.58

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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.