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Finding the Fourth Proportional to 92,197.58, 138,290.90 and 32,221.83

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Solution

The fourth proportional to 92,197.58, 138,290.90 and 32,221.83 is: 48,330.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,197.58 : 138,290.90 = 32,221.83 : x
  2. Step 2: Convert to fraction form
    92,197.58/138,290.90 = 32,221.83/x
  3. Step 3: Cross multiply
    92,197.58x = 138,290.90 × 32,221.83
  4. Step 4: Simplify right side
    92,197.58x = 4,455,986,227.83
  5. Step 5: Solve for x
    x = 4,455,986,227.83/92,197.58
  6. Step 6: Final answer
    x = 48,330.84

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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.