Home / 125,288.83-187,917.98-36,542.42

Finding the Fourth Proportional to 125,288.83, 187,917.98 and 36,542.42

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Solution

The fourth proportional to 125,288.83, 187,917.98 and 36,542.42 is: 54,809.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,288.83 : 187,917.98 = 36,542.42 : x
  2. Step 2: Convert to fraction form
    125,288.83/187,917.98 = 36,542.42/x
  3. Step 3: Cross multiply
    125,288.83x = 187,917.98 × 36,542.42
  4. Step 4: Simplify right side
    125,288.83x = 6,866,976,804.58
  5. Step 5: Solve for x
    x = 6,866,976,804.58/125,288.83
  6. Step 6: Final answer
    x = 54,809.17

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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.