Home / 96,876.28-145,236.04-30,282.16

Finding the Fourth Proportional to 96,876.28, 145,236.04 and 30,282.16

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Solution

The fourth proportional to 96,876.28, 145,236.04 and 30,282.16 is: 45,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,876.28 : 145,236.04 = 30,282.16 : x
  2. Step 2: Convert to fraction form
    96,876.28/145,236.04 = 30,282.16/x
  3. Step 3: Cross multiply
    96,876.28x = 145,236.04 × 30,282.16
  4. Step 4: Simplify right side
    96,876.28x = 4,398,061,001.05
  5. Step 5: Solve for x
    x = 4,398,061,001.05/96,876.28
  6. Step 6: Final answer
    x = 45,398.74

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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.