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Finding the Fourth Proportional to 228,493.52, 342,144.12 and 183,876.56

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Solution

The fourth proportional to 228,493.52, 342,144.12 and 183,876.56 is: 275,335.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,493.52 : 342,144.12 = 183,876.56 : x
  2. Step 2: Convert to fraction form
    228,493.52/342,144.12 = 183,876.56/x
  3. Step 3: Cross multiply
    228,493.52x = 342,144.12 × 183,876.56
  4. Step 4: Simplify right side
    228,493.52x = 62,912,283,809.83
  5. Step 5: Solve for x
    x = 62,912,283,809.83/228,493.52
  6. Step 6: Final answer
    x = 275,335.09

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1.5x scale

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.