Home / 215,436.07-323,196.65-63,635.73

Finding the Fourth Proportional to 215,436.07, 323,196.65 and 63,635.73

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Solution

The fourth proportional to 215,436.07, 323,196.65 and 63,635.73 is: 95,466.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,436.07 : 323,196.65 = 63,635.73 : x
  2. Step 2: Convert to fraction form
    215,436.07/323,196.65 = 63,635.73/x
  3. Step 3: Cross multiply
    215,436.07x = 323,196.65 × 63,635.73
  4. Step 4: Simplify right side
    215,436.07x = 20,566,853,464.77
  5. Step 5: Solve for x
    x = 20,566,853,464.77/215,436.07
  6. Step 6: Final answer
    x = 95,466.16

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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.