Home / 219,521.60-329,446.08-148,275.68

Finding the Fourth Proportional to 219,521.60, 329,446.08 and 148,275.68

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Solution

The fourth proportional to 219,521.60, 329,446.08 and 148,275.68 is: 222,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,521.60 : 329,446.08 = 148,275.68 : x
  2. Step 2: Convert to fraction form
    219,521.60/329,446.08 = 148,275.68/x
  3. Step 3: Cross multiply
    219,521.60x = 329,446.08 × 148,275.68
  4. Step 4: Simplify right side
    219,521.60x = 48,848,841,535.33
  5. Step 5: Solve for x
    x = 48,848,841,535.33/219,521.60
  6. Step 6: Final answer
    x = 222,524.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.