Home / 250,331.52-345,397.68-148,339.44

Finding the Fourth Proportional to 250,331.52, 345,397.68 and 148,339.44

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Solution

The fourth proportional to 250,331.52, 345,397.68 and 148,339.44 is: 204,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,331.52 : 345,397.68 = 148,339.44 : x
  2. Step 2: Convert to fraction form
    250,331.52/345,397.68 = 148,339.44/x
  3. Step 3: Cross multiply
    250,331.52x = 345,397.68 × 148,339.44
  4. Step 4: Simplify right side
    250,331.52x = 51,236,098,428.50
  5. Step 5: Solve for x
    x = 51,236,098,428.50/250,331.52
  6. Step 6: Final answer
    x = 204,672.98

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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.