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Finding the Fourth Proportional to 75,080.19, 112,541.83 and 25,119.19

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Solution

The fourth proportional to 75,080.19, 112,541.83 and 25,119.19 is: 37,652.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,080.19 : 112,541.83 = 25,119.19 : x
  2. Step 2: Convert to fraction form
    75,080.19/112,541.83 = 25,119.19/x
  3. Step 3: Cross multiply
    75,080.19x = 112,541.83 × 25,119.19
  4. Step 4: Simplify right side
    75,080.19x = 2,826,959,485.12
  5. Step 5: Solve for x
    x = 2,826,959,485.12/75,080.19
  6. Step 6: Final answer
    x = 37,652.54

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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.