Home / 140,188.52-209,209.96-125,229.44

Finding the Fourth Proportional to 140,188.52, 209,209.96 and 125,229.44

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Solution

The fourth proportional to 140,188.52, 209,209.96 and 125,229.44 is: 186,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,188.52 : 209,209.96 = 125,229.44 : x
  2. Step 2: Convert to fraction form
    140,188.52/209,209.96 = 125,229.44/x
  3. Step 3: Cross multiply
    140,188.52x = 209,209.96 × 125,229.44
  4. Step 4: Simplify right side
    140,188.52x = 26,199,246,133.22
  5. Step 5: Solve for x
    x = 26,199,246,133.22/140,188.52
  6. Step 6: Final answer
    x = 186,885.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.