Home / 65,821.12-98,737.30-23,122.82

Finding the Fourth Proportional to 65,821.12, 98,737.30 and 23,122.82

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Solution

The fourth proportional to 65,821.12, 98,737.30 and 23,122.82 is: 34,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,821.12 : 98,737.30 = 23,122.82 : x
  2. Step 2: Convert to fraction form
    65,821.12/98,737.30 = 23,122.82/x
  3. Step 3: Cross multiply
    65,821.12x = 98,737.30 × 23,122.82
  4. Step 4: Simplify right side
    65,821.12x = 2,283,084,205.89
  5. Step 5: Solve for x
    x = 2,283,084,205.89/65,821.12
  6. Step 6: Final answer
    x = 34,686.20

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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.