Home / 92,513.17-127,665.61-51,676.21

Finding the Fourth Proportional to 92,513.17, 127,665.61 and 51,676.21

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Solution

The fourth proportional to 92,513.17, 127,665.61 and 51,676.21 is: 71,311.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,513.17 : 127,665.61 = 51,676.21 : x
  2. Step 2: Convert to fraction form
    92,513.17/127,665.61 = 51,676.21/x
  3. Step 3: Cross multiply
    92,513.17x = 127,665.61 × 51,676.21
  4. Step 4: Simplify right side
    92,513.17x = 6,597,274,872.14
  5. Step 5: Solve for x
    x = 6,597,274,872.14/92,513.17
  6. Step 6: Final answer
    x = 71,311.74

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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.