Home / 45,206.18-67,721.77-34,766.90

Finding the Fourth Proportional to 45,206.18, 67,721.77 and 34,766.90

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Solution

The fourth proportional to 45,206.18, 67,721.77 and 34,766.90 is: 52,083.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,206.18 : 67,721.77 = 34,766.90 : x
  2. Step 2: Convert to fraction form
    45,206.18/67,721.77 = 34,766.90/x
  3. Step 3: Cross multiply
    45,206.18x = 67,721.77 × 34,766.90
  4. Step 4: Simplify right side
    45,206.18x = 2,354,476,005.41
  5. Step 5: Solve for x
    x = 2,354,476,005.41/45,206.18
  6. Step 6: Final answer
    x = 52,083.06

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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.