Home / 92,579.40-138,650.40-62,836.20

Finding the Fourth Proportional to 92,579.40, 138,650.40 and 62,836.20

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Solution

The fourth proportional to 92,579.40, 138,650.40 and 62,836.20 is: 94,105.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,579.40 : 138,650.40 = 62,836.20 : x
  2. Step 2: Convert to fraction form
    92,579.40/138,650.40 = 62,836.20/x
  3. Step 3: Cross multiply
    92,579.40x = 138,650.40 × 62,836.20
  4. Step 4: Simplify right side
    92,579.40x = 8,712,264,264.48
  5. Step 5: Solve for x
    x = 8,712,264,264.48/92,579.40
  6. Step 6: Final answer
    x = 94,105.86

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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.