Home / 76,118.23-114,188.28-23,531.81

Finding the Fourth Proportional to 76,118.23, 114,188.28 and 23,531.81

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Solution

The fourth proportional to 76,118.23, 114,188.28 and 23,531.81 is: 35,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,118.23 : 114,188.28 = 23,531.81 : x
  2. Step 2: Convert to fraction form
    76,118.23/114,188.28 = 23,531.81/x
  3. Step 3: Cross multiply
    76,118.23x = 114,188.28 × 23,531.81
  4. Step 4: Simplify right side
    76,118.23x = 2,687,057,194.66
  5. Step 5: Solve for x
    x = 2,687,057,194.66/76,118.23
  6. Step 6: Final answer
    x = 35,301.10

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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.