Home / 67,588.35-101,219.07-65,816.88

Finding the Fourth Proportional to 67,588.35, 101,219.07 and 65,816.88

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Solution

The fourth proportional to 67,588.35, 101,219.07 and 65,816.88 is: 98,566.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,588.35 : 101,219.07 = 65,816.88 : x
  2. Step 2: Convert to fraction form
    67,588.35/101,219.07 = 65,816.88/x
  3. Step 3: Cross multiply
    67,588.35x = 101,219.07 × 65,816.88
  4. Step 4: Simplify right side
    67,588.35x = 6,661,923,383.90
  5. Step 5: Solve for x
    x = 6,661,923,383.90/67,588.35
  6. Step 6: Final answer
    x = 98,566.15

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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.