Home / 125,359.76-187,992.30-50,454.38

Finding the Fourth Proportional to 125,359.76, 187,992.30 and 50,454.38

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Solution

The fourth proportional to 125,359.76, 187,992.30 and 50,454.38 is: 75,662.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,359.76 : 187,992.30 = 50,454.38 : x
  2. Step 2: Convert to fraction form
    125,359.76/187,992.30 = 50,454.38/x
  3. Step 3: Cross multiply
    125,359.76x = 187,992.30 × 50,454.38
  4. Step 4: Simplify right side
    125,359.76x = 9,485,034,941.27
  5. Step 5: Solve for x
    x = 9,485,034,941.27/125,359.76
  6. Step 6: Final answer
    x = 75,662.52

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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.