Home / 84,145.84-126,231.32-24,974.52

Finding the Fourth Proportional to 84,145.84, 126,231.32 and 24,974.52

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Solution

The fourth proportional to 84,145.84, 126,231.32 and 24,974.52 is: 37,465.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,145.84 : 126,231.32 = 24,974.52 : x
  2. Step 2: Convert to fraction form
    84,145.84/126,231.32 = 24,974.52/x
  3. Step 3: Cross multiply
    84,145.84x = 126,231.32 × 24,974.52
  4. Step 4: Simplify right side
    84,145.84x = 3,152,566,625.97
  5. Step 5: Solve for x
    x = 3,152,566,625.97/84,145.84
  6. Step 6: Final answer
    x = 37,465.51

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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.