Home / 167,336.30-230,925.82-90,856.10

Finding the Fourth Proportional to 167,336.30, 230,925.82 and 90,856.10

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Solution

The fourth proportional to 167,336.30, 230,925.82 and 90,856.10 is: 125,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,336.30 : 230,925.82 = 90,856.10 : x
  2. Step 2: Convert to fraction form
    167,336.30/230,925.82 = 90,856.10/x
  3. Step 3: Cross multiply
    167,336.30x = 230,925.82 × 90,856.10
  4. Step 4: Simplify right side
    167,336.30x = 20,981,019,394.50
  5. Step 5: Solve for x
    x = 20,981,019,394.50/167,336.30
  6. Step 6: Final answer
    x = 125,382.36

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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.