Home / 83,672.67-115,466.82-45,946.65

Finding the Fourth Proportional to 83,672.67, 115,466.82 and 45,946.65

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Solution

The fourth proportional to 83,672.67, 115,466.82 and 45,946.65 is: 63,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,672.67 : 115,466.82 = 45,946.65 : x
  2. Step 2: Convert to fraction form
    83,672.67/115,466.82 = 45,946.65/x
  3. Step 3: Cross multiply
    83,672.67x = 115,466.82 × 45,946.65
  4. Step 4: Simplify right side
    83,672.67x = 5,305,313,565.15
  5. Step 5: Solve for x
    x = 5,305,313,565.15/83,672.67
  6. Step 6: Final answer
    x = 63,405.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.