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Finding the Fourth Proportional to 55,119.92, 82,679.92 and 23,938.16

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Solution

The fourth proportional to 55,119.92, 82,679.92 and 23,938.16 is: 35,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,119.92 : 82,679.92 = 23,938.16 : x
  2. Step 2: Convert to fraction form
    55,119.92/82,679.92 = 23,938.16/x
  3. Step 3: Cross multiply
    55,119.92x = 82,679.92 × 23,938.16
  4. Step 4: Simplify right side
    55,119.92x = 1,979,205,153.75
  5. Step 5: Solve for x
    x = 1,979,205,153.75/55,119.92
  6. Step 6: Final answer
    x = 35,907.26

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1.5x scale

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.