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Finding the Fourth Proportional to 92,152.76, 127,171.04 and 51,867.12

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Solution

The fourth proportional to 92,152.76, 127,171.04 and 51,867.12 is: 71,576.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,152.76 : 127,171.04 = 51,867.12 : x
  2. Step 2: Convert to fraction form
    92,152.76/127,171.04 = 51,867.12/x
  3. Step 3: Cross multiply
    92,152.76x = 127,171.04 × 51,867.12
  4. Step 4: Simplify right side
    92,152.76x = 6,595,995,592.20
  5. Step 5: Solve for x
    x = 6,595,995,592.20/92,152.76
  6. Step 6: Final answer
    x = 71,576.76

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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.