Home / 65,552.11-98,328.22-28,087.88

Finding the Fourth Proportional to 65,552.11, 98,328.22 and 28,087.88

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Solution

The fourth proportional to 65,552.11, 98,328.22 and 28,087.88 is: 42,131.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552.11 : 98,328.22 = 28,087.88 : x
  2. Step 2: Convert to fraction form
    65,552.11/98,328.22 = 28,087.88/x
  3. Step 3: Cross multiply
    65,552.11x = 98,328.22 × 28,087.88
  4. Step 4: Simplify right side
    65,552.11x = 2,761,830,682.11
  5. Step 5: Solve for x
    x = 2,761,830,682.11/65,552.11
  6. Step 6: Final answer
    x = 42,131.84

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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.