Home / 65,226.20-97,839.30-42,675.80

Finding the Fourth Proportional to 65,226.20, 97,839.30 and 42,675.80

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Solution

The fourth proportional to 65,226.20, 97,839.30 and 42,675.80 is: 64,013.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,226.20 : 97,839.30 = 42,675.80 : x
  2. Step 2: Convert to fraction form
    65,226.20/97,839.30 = 42,675.80/x
  3. Step 3: Cross multiply
    65,226.20x = 97,839.30 × 42,675.80
  4. Step 4: Simplify right side
    65,226.20x = 4,175,370,398.94
  5. Step 5: Solve for x
    x = 4,175,370,398.94/65,226.20
  6. Step 6: Final answer
    x = 64,013.70

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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.