Home / 150,788.30-225,854.40-121,263.80

Finding the Fourth Proportional to 150,788.30, 225,854.40 and 121,263.80

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Solution

The fourth proportional to 150,788.30, 225,854.40 and 121,263.80 is: 181,631.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,788.30 : 225,854.40 = 121,263.80 : x
  2. Step 2: Convert to fraction form
    150,788.30/225,854.40 = 121,263.80/x
  3. Step 3: Cross multiply
    150,788.30x = 225,854.40 × 121,263.80
  4. Step 4: Simplify right side
    150,788.30x = 27,387,962,790.72
  5. Step 5: Solve for x
    x = 27,387,962,790.72/150,788.30
  6. Step 6: Final answer
    x = 181,631.88

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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.