Home / 70,141.15-96,794.79-38,310.12

Finding the Fourth Proportional to 70,141.15, 96,794.79 and 38,310.12

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Solution

The fourth proportional to 70,141.15, 96,794.79 and 38,310.12 is: 52,867.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,141.15 : 96,794.79 = 38,310.12 : x
  2. Step 2: Convert to fraction form
    70,141.15/96,794.79 = 38,310.12/x
  3. Step 3: Cross multiply
    70,141.15x = 96,794.79 × 38,310.12
  4. Step 4: Simplify right side
    70,141.15x = 3,708,220,239.59
  5. Step 5: Solve for x
    x = 3,708,220,239.59/70,141.15
  6. Step 6: Final answer
    x = 52,867.97

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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.