Home / 217,026.28-325,660.38-117,184.36

Finding the Fourth Proportional to 217,026.28, 325,660.38 and 117,184.36

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Solution

The fourth proportional to 217,026.28, 325,660.38 and 117,184.36 is: 175,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,026.28 : 325,660.38 = 117,184.36 : x
  2. Step 2: Convert to fraction form
    217,026.28/325,660.38 = 117,184.36/x
  3. Step 3: Cross multiply
    217,026.28x = 325,660.38 × 117,184.36
  4. Step 4: Simplify right side
    217,026.28x = 38,162,303,207.66
  5. Step 5: Solve for x
    x = 38,162,303,207.66/217,026.28
  6. Step 6: Final answer
    x = 175,841.85

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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.