Home / 125,729.25-188,593.79-36,982.74

Finding the Fourth Proportional to 125,729.25, 188,593.79 and 36,982.74

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Solution

The fourth proportional to 125,729.25, 188,593.79 and 36,982.74 is: 55,474.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,729.25 : 188,593.79 = 36,982.74 : x
  2. Step 2: Convert to fraction form
    125,729.25/188,593.79 = 36,982.74/x
  3. Step 3: Cross multiply
    125,729.25x = 188,593.79 × 36,982.74
  4. Step 4: Simplify right side
    125,729.25x = 6,974,714,916.27
  5. Step 5: Solve for x
    x = 6,974,714,916.27/125,729.25
  6. Step 6: Final answer
    x = 55,474.08

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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.