Home / 250,765.80-346,057.22-137,589.36

Finding the Fourth Proportional to 250,765.80, 346,057.22 and 137,589.36

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Solution

The fourth proportional to 250,765.80, 346,057.22 and 137,589.36 is: 189,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,765.80 : 346,057.22 = 137,589.36 : x
  2. Step 2: Convert to fraction form
    250,765.80/346,057.22 = 137,589.36/x
  3. Step 3: Cross multiply
    250,765.80x = 346,057.22 × 137,589.36
  4. Step 4: Simplify right side
    250,765.80x = 47,613,791,423.18
  5. Step 5: Solve for x
    x = 47,613,791,423.18/250,765.80
  6. Step 6: Final answer
    x = 189,873.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.