Home / 67,698.38-93,338.97-43,456.57

Finding the Fourth Proportional to 67,698.38, 93,338.97 and 43,456.57

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Solution

The fourth proportional to 67,698.38, 93,338.97 and 43,456.57 is: 59,915.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,698.38 : 93,338.97 = 43,456.57 : x
  2. Step 2: Convert to fraction form
    67,698.38/93,338.97 = 43,456.57/x
  3. Step 3: Cross multiply
    67,698.38x = 93,338.97 × 43,456.57
  4. Step 4: Simplify right side
    67,698.38x = 4,056,191,612.26
  5. Step 5: Solve for x
    x = 4,056,191,612.26/67,698.38
  6. Step 6: Final answer
    x = 59,915.64

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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.