Home / 65,761.04-98,855.40-52,755.68

Finding the Fourth Proportional to 65,761.04, 98,855.40 and 52,755.68

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Solution

The fourth proportional to 65,761.04, 98,855.40 and 52,755.68 is: 79,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,761.04 : 98,855.40 = 52,755.68 : x
  2. Step 2: Convert to fraction form
    65,761.04/98,855.40 = 52,755.68/x
  3. Step 3: Cross multiply
    65,761.04x = 98,855.40 × 52,755.68
  4. Step 4: Simplify right side
    65,761.04x = 5,215,183,848.67
  5. Step 5: Solve for x
    x = 5,215,183,848.67/65,761.04
  6. Step 6: Final answer
    x = 79,305.07

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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.