Home / 65,801.11-98,641.95-34,174.20

Finding the Fourth Proportional to 65,801.11, 98,641.95 and 34,174.20

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Solution

The fourth proportional to 65,801.11, 98,641.95 and 34,174.20 is: 51,230.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,801.11 : 98,641.95 = 34,174.20 : x
  2. Step 2: Convert to fraction form
    65,801.11/98,641.95 = 34,174.20/x
  3. Step 3: Cross multiply
    65,801.11x = 98,641.95 × 34,174.20
  4. Step 4: Simplify right side
    65,801.11x = 3,371,010,161.67
  5. Step 5: Solve for x
    x = 3,371,010,161.67/65,801.11
  6. Step 6: Final answer
    x = 51,230.29

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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.