Home / 215,024.20-322,439.10-96,634.60

Finding the Fourth Proportional to 215,024.20, 322,439.10 and 96,634.60

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Solution

The fourth proportional to 215,024.20, 322,439.10 and 96,634.60 is: 144,908.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,024.20 : 322,439.10 = 96,634.60 : x
  2. Step 2: Convert to fraction form
    215,024.20/322,439.10 = 96,634.60/x
  3. Step 3: Cross multiply
    215,024.20x = 322,439.10 × 96,634.60
  4. Step 4: Simplify right side
    215,024.20x = 31,158,773,452.86
  5. Step 5: Solve for x
    x = 31,158,773,452.86/215,024.20
  6. Step 6: Final answer
    x = 144,908.22

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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.