Home / 75,837.12-113,770.08-34,284

Finding the Fourth Proportional to 75,837.12, 113,770.08 and 34,284

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Solution

The fourth proportional to 75,837.12, 113,770.08 and 34,284 is: 51,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,837.12 : 113,770.08 = 34,284 : x
  2. Step 2: Convert to fraction form
    75,837.12/113,770.08 = 34,284/x
  3. Step 3: Cross multiply
    75,837.12x = 113,770.08 × 34,284
  4. Step 4: Simplify right side
    75,837.12x = 3,900,493,422.72
  5. Step 5: Solve for x
    x = 3,900,493,422.72/75,837.12
  6. Step 6: Final answer
    x = 51,432.51

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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.