Home / 230,711.47-318,334.30-132,575.74

Finding the Fourth Proportional to 230,711.47, 318,334.30 and 132,575.74

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Solution

The fourth proportional to 230,711.47, 318,334.30 and 132,575.74 is: 182,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,711.47 : 318,334.30 = 132,575.74 : x
  2. Step 2: Convert to fraction form
    230,711.47/318,334.30 = 132,575.74/x
  3. Step 3: Cross multiply
    230,711.47x = 318,334.30 × 132,575.74
  4. Step 4: Simplify right side
    230,711.47x = 42,203,403,135.33
  5. Step 5: Solve for x
    x = 42,203,403,135.33/230,711.47
  6. Step 6: Final answer
    x = 182,927.20

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1.5x scale

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.