Home / 75,513.54-113,269.79-25,628.76

Finding the Fourth Proportional to 75,513.54, 113,269.79 and 25,628.76

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Solution

The fourth proportional to 75,513.54, 113,269.79 and 25,628.76 is: 38,442.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,513.54 : 113,269.79 = 25,628.76 : x
  2. Step 2: Convert to fraction form
    75,513.54/113,269.79 = 25,628.76/x
  3. Step 3: Cross multiply
    75,513.54x = 113,269.79 × 25,628.76
  4. Step 4: Simplify right side
    75,513.54x = 2,902,964,135.02
  5. Step 5: Solve for x
    x = 2,902,964,135.02/75,513.54
  6. Step 6: Final answer
    x = 38,442.96

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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.