Home / 131,451.30-197,176.95-123,675.30

Finding the Fourth Proportional to 131,451.30, 197,176.95 and 123,675.30

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Solution

The fourth proportional to 131,451.30, 197,176.95 and 123,675.30 is: 185,512.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,451.30 : 197,176.95 = 123,675.30 : x
  2. Step 2: Convert to fraction form
    131,451.30/197,176.95 = 123,675.30/x
  3. Step 3: Cross multiply
    131,451.30x = 197,176.95 × 123,675.30
  4. Step 4: Simplify right side
    131,451.30x = 24,385,918,444.34
  5. Step 5: Solve for x
    x = 24,385,918,444.34/131,451.30
  6. Step 6: Final answer
    x = 185,512.95

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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.