Home / 125,782.32-188,542.22-50,954.11

Finding the Fourth Proportional to 125,782.32, 188,542.22 and 50,954.11

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Solution

The fourth proportional to 125,782.32, 188,542.22 and 50,954.11 is: 76,378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,782.32 : 188,542.22 = 50,954.11 : x
  2. Step 2: Convert to fraction form
    125,782.32/188,542.22 = 50,954.11/x
  3. Step 3: Cross multiply
    125,782.32x = 188,542.22 × 50,954.11
  4. Step 4: Simplify right side
    125,782.32x = 9,607,002,118.67
  5. Step 5: Solve for x
    x = 9,607,002,118.67/125,782.32
  6. Step 6: Final answer
    x = 76,378.00

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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.