Home / 90,596.87-125,029.28-50,310.91

Finding the Fourth Proportional to 90,596.87, 125,029.28 and 50,310.91

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Solution

The fourth proportional to 90,596.87, 125,029.28 and 50,310.91 is: 69,432.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,596.87 : 125,029.28 = 50,310.91 : x
  2. Step 2: Convert to fraction form
    90,596.87/125,029.28 = 50,310.91/x
  3. Step 3: Cross multiply
    90,596.87x = 125,029.28 × 50,310.91
  4. Step 4: Simplify right side
    90,596.87x = 6,290,336,853.44
  5. Step 5: Solve for x
    x = 6,290,336,853.44/90,596.87
  6. Step 6: Final answer
    x = 69,432.17

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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.