Home / 149,029.60-223,544.40-137,624.80

Finding the Fourth Proportional to 149,029.60, 223,544.40 and 137,624.80

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Solution

The fourth proportional to 149,029.60, 223,544.40 and 137,624.80 is: 206,437.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,029.60 : 223,544.40 = 137,624.80 : x
  2. Step 2: Convert to fraction form
    149,029.60/223,544.40 = 137,624.80/x
  3. Step 3: Cross multiply
    149,029.60x = 223,544.40 × 137,624.80
  4. Step 4: Simplify right side
    149,029.60x = 30,765,253,341.12
  5. Step 5: Solve for x
    x = 30,765,253,341.12/149,029.60
  6. Step 6: Final answer
    x = 206,437.20

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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.