Home / 215,387.01-323,146.40-110,280.33

Finding the Fourth Proportional to 215,387.01, 323,146.40 and 110,280.33

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Solution

The fourth proportional to 215,387.01, 323,146.40 and 110,280.33 is: 165,454.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,387.01 : 323,146.40 = 110,280.33 : x
  2. Step 2: Convert to fraction form
    215,387.01/323,146.40 = 110,280.33/x
  3. Step 3: Cross multiply
    215,387.01x = 323,146.40 × 110,280.33
  4. Step 4: Simplify right side
    215,387.01x = 35,636,691,078.91
  5. Step 5: Solve for x
    x = 35,636,691,078.91/215,387.01
  6. Step 6: Final answer
    x = 165,454.23

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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.