Home / 84,701.32-126,882.58-50,948.70

Finding the Fourth Proportional to 84,701.32, 126,882.58 and 50,948.70

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Solution

The fourth proportional to 84,701.32, 126,882.58 and 50,948.70 is: 76,321.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,701.32 : 126,882.58 = 50,948.70 : x
  2. Step 2: Convert to fraction form
    84,701.32/126,882.58 = 50,948.70/x
  3. Step 3: Cross multiply
    84,701.32x = 126,882.58 × 50,948.70
  4. Step 4: Simplify right side
    84,701.32x = 6,464,502,503.65
  5. Step 5: Solve for x
    x = 6,464,502,503.65/84,701.32
  6. Step 6: Final answer
    x = 76,321.15

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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.