Home / 84,661.32-126,995.04-32,074.68

Finding the Fourth Proportional to 84,661.32, 126,995.04 and 32,074.68

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Solution

The fourth proportional to 84,661.32, 126,995.04 and 32,074.68 is: 48,113.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,661.32 : 126,995.04 = 32,074.68 : x
  2. Step 2: Convert to fraction form
    84,661.32/126,995.04 = 32,074.68/x
  3. Step 3: Cross multiply
    84,661.32x = 126,995.04 × 32,074.68
  4. Step 4: Simplify right side
    84,661.32x = 4,073,325,269.59
  5. Step 5: Solve for x
    x = 4,073,325,269.59/84,661.32
  6. Step 6: Final answer
    x = 48,113.18

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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.