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Finding the Fourth Proportional to 92,097.12, 127,094.22 and 54,373.80

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Solution

The fourth proportional to 92,097.12, 127,094.22 and 54,373.80 is: 75,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,097.12 : 127,094.22 = 54,373.80 : x
  2. Step 2: Convert to fraction form
    92,097.12/127,094.22 = 54,373.80/x
  3. Step 3: Cross multiply
    92,097.12x = 127,094.22 × 54,373.80
  4. Step 4: Simplify right side
    92,097.12x = 6,910,595,699.44
  5. Step 5: Solve for x
    x = 6,910,595,699.44/92,097.12
  6. Step 6: Final answer
    x = 75,035.96

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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.