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Finding the Fourth Proportional to 92,197.44, 138,278.72 and 33,030.72

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Solution

The fourth proportional to 92,197.44, 138,278.72 and 33,030.72 is: 49,539.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,197.44 : 138,278.72 = 33,030.72 : x
  2. Step 2: Convert to fraction form
    92,197.44/138,278.72 = 33,030.72/x
  3. Step 3: Cross multiply
    92,197.44x = 138,278.72 × 33,030.72
  4. Step 4: Simplify right side
    92,197.44x = 4,567,445,682.28
  5. Step 5: Solve for x
    x = 4,567,445,682.28/92,197.44
  6. Step 6: Final answer
    x = 49,539.83

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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.