Home / 83,752.12-125,611.47-41,039.20

Finding the Fourth Proportional to 83,752.12, 125,611.47 and 41,039.20

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Solution

The fourth proportional to 83,752.12, 125,611.47 and 41,039.20 is: 61,550.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,752.12 : 125,611.47 = 41,039.20 : x
  2. Step 2: Convert to fraction form
    83,752.12/125,611.47 = 41,039.20/x
  3. Step 3: Cross multiply
    83,752.12x = 125,611.47 × 41,039.20
  4. Step 4: Simplify right side
    83,752.12x = 5,154,994,239.62
  5. Step 5: Solve for x
    x = 5,154,994,239.62/83,752.12
  6. Step 6: Final answer
    x = 61,550.61

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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.