Home / 148,951.50-223,356.86-54,115.56

Finding the Fourth Proportional to 148,951.50, 223,356.86 and 54,115.56

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Solution

The fourth proportional to 148,951.50, 223,356.86 and 54,115.56 is: 81,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,951.50 : 223,356.86 = 54,115.56 : x
  2. Step 2: Convert to fraction form
    148,951.50/223,356.86 = 54,115.56/x
  3. Step 3: Cross multiply
    148,951.50x = 223,356.86 × 54,115.56
  4. Step 4: Simplify right side
    148,951.50x = 12,087,081,558.74
  5. Step 5: Solve for x
    x = 12,087,081,558.74/148,951.50
  6. Step 6: Final answer
    x = 81,147.77

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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.