Home / 125,315.32-188,046.42-50,423.80

Finding the Fourth Proportional to 125,315.32, 188,046.42 and 50,423.80

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Solution

The fourth proportional to 125,315.32, 188,046.42 and 50,423.80 is: 75,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,315.32 : 188,046.42 = 50,423.80 : x
  2. Step 2: Convert to fraction form
    125,315.32/188,046.42 = 50,423.80/x
  3. Step 3: Cross multiply
    125,315.32x = 188,046.42 × 50,423.80
  4. Step 4: Simplify right side
    125,315.32x = 9,482,015,072.80
  5. Step 5: Solve for x
    x = 9,482,015,072.80/125,315.32
  6. Step 6: Final answer
    x = 75,665.25

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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.