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Finding the Fourth Proportional to 63,992.22, 88,311.69 and 35,703.42

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Solution

The fourth proportional to 63,992.22, 88,311.69 and 35,703.42 is: 49,272.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,992.22 : 88,311.69 = 35,703.42 : x
  2. Step 2: Convert to fraction form
    63,992.22/88,311.69 = 35,703.42/x
  3. Step 3: Cross multiply
    63,992.22x = 88,311.69 × 35,703.42
  4. Step 4: Simplify right side
    63,992.22x = 3,153,029,358.98
  5. Step 5: Solve for x
    x = 3,153,029,358.98/63,992.22
  6. Step 6: Final answer
    x = 49,272.07

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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.