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Finding the Fourth Proportional to 92,107.04, 138,160.57 and 32,939.12

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Solution

The fourth proportional to 92,107.04, 138,160.57 and 32,939.12 is: 49,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,107.04 : 138,160.57 = 32,939.12 : x
  2. Step 2: Convert to fraction form
    92,107.04/138,160.57 = 32,939.12/x
  3. Step 3: Cross multiply
    92,107.04x = 138,160.57 × 32,939.12
  4. Step 4: Simplify right side
    92,107.04x = 4,550,887,594.50
  5. Step 5: Solve for x
    x = 4,550,887,594.50/92,107.04
  6. Step 6: Final answer
    x = 49,408.68

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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.