Home / 96,874.30-145,233.04-30,280.15

Finding the Fourth Proportional to 96,874.30, 145,233.04 and 30,280.15

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Solution

The fourth proportional to 96,874.30, 145,233.04 and 30,280.15 is: 45,395.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,874.30 : 145,233.04 = 30,280.15 : x
  2. Step 2: Convert to fraction form
    96,874.30/145,233.04 = 30,280.15/x
  3. Step 3: Cross multiply
    96,874.30x = 145,233.04 × 30,280.15
  4. Step 4: Simplify right side
    96,874.30x = 4,397,678,236.16
  5. Step 5: Solve for x
    x = 4,397,678,236.16/96,874.30
  6. Step 6: Final answer
    x = 45,395.72

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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.