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Finding the Fourth Proportional to 63,794.72, 88,036.08 and 35,499.92

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Solution

The fourth proportional to 63,794.72, 88,036.08 and 35,499.92 is: 48,989.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,794.72 : 88,036.08 = 35,499.92 : x
  2. Step 2: Convert to fraction form
    63,794.72/88,036.08 = 35,499.92/x
  3. Step 3: Cross multiply
    63,794.72x = 88,036.08 × 35,499.92
  4. Step 4: Simplify right side
    63,794.72x = 3,125,273,797.11
  5. Step 5: Solve for x
    x = 3,125,273,797.11/63,794.72
  6. Step 6: Final answer
    x = 48,989.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.