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Finding the Fourth Proportional to 159,452.80, 238,833.60 and 141,942.40

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Solution

The fourth proportional to 159,452.80, 238,833.60 and 141,942.40 is: 212,605.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,452.80 : 238,833.60 = 141,942.40 : x
  2. Step 2: Convert to fraction form
    159,452.80/238,833.60 = 141,942.40/x
  3. Step 3: Cross multiply
    159,452.80x = 238,833.60 × 141,942.40
  4. Step 4: Simplify right side
    159,452.80x = 33,900,614,384.64
  5. Step 5: Solve for x
    x = 33,900,614,384.64/159,452.80
  6. Step 6: Final answer
    x = 212,605.95

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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.