Home / 45,983.06-68,974.59-30,397.10

Finding the Fourth Proportional to 45,983.06, 68,974.59 and 30,397.10

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Solution

The fourth proportional to 45,983.06, 68,974.59 and 30,397.10 is: 45,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,983.06 : 68,974.59 = 30,397.10 : x
  2. Step 2: Convert to fraction form
    45,983.06/68,974.59 = 30,397.10/x
  3. Step 3: Cross multiply
    45,983.06x = 68,974.59 × 30,397.10
  4. Step 4: Simplify right side
    45,983.06x = 2,096,627,509.69
  5. Step 5: Solve for x
    x = 2,096,627,509.69/45,983.06
  6. Step 6: Final answer
    x = 45,595.65

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Similar ratio
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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.