Home / 92,517.20-127,676.83-56,700.29

Finding the Fourth Proportional to 92,517.20, 127,676.83 and 56,700.29

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Solution

The fourth proportional to 92,517.20, 127,676.83 and 56,700.29 is: 78,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,517.20 : 127,676.83 = 56,700.29 : x
  2. Step 2: Convert to fraction form
    92,517.20/127,676.83 = 56,700.29/x
  3. Step 3: Cross multiply
    92,517.20x = 127,676.83 × 56,700.29
  4. Step 4: Simplify right side
    92,517.20x = 7,239,312,826.34
  5. Step 5: Solve for x
    x = 7,239,312,826.34/92,517.20
  6. Step 6: Final answer
    x = 78,248.29

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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.