Home / 90,514.04-124,910.75-50,230.42

Finding the Fourth Proportional to 90,514.04, 124,910.75 and 50,230.42

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Solution

The fourth proportional to 90,514.04, 124,910.75 and 50,230.42 is: 69,318.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,514.04 : 124,910.75 = 50,230.42 : x
  2. Step 2: Convert to fraction form
    90,514.04/124,910.75 = 50,230.42/x
  3. Step 3: Cross multiply
    90,514.04x = 124,910.75 × 50,230.42
  4. Step 4: Simplify right side
    90,514.04x = 6,274,319,037.34
  5. Step 5: Solve for x
    x = 6,274,319,037.34/90,514.04
  6. Step 6: Final answer
    x = 69,318.73

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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.