Home / 115,967.28-173,923.65-65,388.04

Finding the Fourth Proportional to 115,967.28, 173,923.65 and 65,388.04

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Solution

The fourth proportional to 115,967.28, 173,923.65 and 65,388.04 is: 98,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,967.28 : 173,923.65 = 65,388.04 : x
  2. Step 2: Convert to fraction form
    115,967.28/173,923.65 = 65,388.04/x
  3. Step 3: Cross multiply
    115,967.28x = 173,923.65 × 65,388.04
  4. Step 4: Simplify right side
    115,967.28x = 11,372,526,583.15
  5. Step 5: Solve for x
    x = 11,372,526,583.15/115,967.28
  6. Step 6: Final answer
    x = 98,066.68

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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.