Home / 75,156.52-112,739.64-25,234.60

Finding the Fourth Proportional to 75,156.52, 112,739.64 and 25,234.60

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Solution

The fourth proportional to 75,156.52, 112,739.64 and 25,234.60 is: 37,853.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,156.52 : 112,739.64 = 25,234.60 : x
  2. Step 2: Convert to fraction form
    75,156.52/112,739.64 = 25,234.60/x
  3. Step 3: Cross multiply
    75,156.52x = 112,739.64 × 25,234.60
  4. Step 4: Simplify right side
    75,156.52x = 2,844,939,719.54
  5. Step 5: Solve for x
    x = 2,844,939,719.54/75,156.52
  6. Step 6: Final answer
    x = 37,853.53

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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.