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Finding the Fourth Proportional to 125,700.32, 188,550.02 and 50,819.57

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Solution

The fourth proportional to 125,700.32, 188,550.02 and 50,819.57 is: 76,229.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,700.32 : 188,550.02 = 50,819.57 : x
  2. Step 2: Convert to fraction form
    125,700.32/188,550.02 = 50,819.57/x
  3. Step 3: Cross multiply
    125,700.32x = 188,550.02 × 50,819.57
  4. Step 4: Simplify right side
    125,700.32x = 9,582,030,831.25
  5. Step 5: Solve for x
    x = 9,582,030,831.25/125,700.32
  6. Step 6: Final answer
    x = 76,229.17

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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.