Home / 175,625.20-262,660.20-147,631.60

Finding the Fourth Proportional to 175,625.20, 262,660.20 and 147,631.60

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Solution

The fourth proportional to 175,625.20, 262,660.20 and 147,631.60 is: 220,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,625.20 : 262,660.20 = 147,631.60 : x
  2. Step 2: Convert to fraction form
    175,625.20/262,660.20 = 147,631.60/x
  3. Step 3: Cross multiply
    175,625.20x = 262,660.20 × 147,631.60
  4. Step 4: Simplify right side
    175,625.20x = 38,776,945,582.32
  5. Step 5: Solve for x
    x = 38,776,945,582.32/175,625.20
  6. Step 6: Final answer
    x = 220,793.74

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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.