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Finding the Fourth Proportional to 79,883.88, 119,867.16 and 35,541.24

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Solution

The fourth proportional to 79,883.88, 119,867.16 and 35,541.24 is: 53,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,883.88 : 119,867.16 = 35,541.24 : x
  2. Step 2: Convert to fraction form
    79,883.88/119,867.16 = 35,541.24/x
  3. Step 3: Cross multiply
    79,883.88x = 119,867.16 × 35,541.24
  4. Step 4: Simplify right side
    79,883.88x = 4,260,227,501.68
  5. Step 5: Solve for x
    x = 4,260,227,501.68/79,883.88
  6. Step 6: Final answer
    x = 53,330.25

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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.