Home / 75,902.86-113,867.67-25,971.22

Finding the Fourth Proportional to 75,902.86, 113,867.67 and 25,971.22

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Solution

The fourth proportional to 75,902.86, 113,867.67 and 25,971.22 is: 38,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,902.86 : 113,867.67 = 25,971.22 : x
  2. Step 2: Convert to fraction form
    75,902.86/113,867.67 = 25,971.22/x
  3. Step 3: Cross multiply
    75,902.86x = 113,867.67 × 25,971.22
  4. Step 4: Simplify right side
    75,902.86x = 2,957,282,308.46
  5. Step 5: Solve for x
    x = 2,957,282,308.46/75,902.86
  6. Step 6: Final answer
    x = 38,961.41

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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.