Home / 125,406.06-188,105.44-36,661.65

Finding the Fourth Proportional to 125,406.06, 188,105.44 and 36,661.65

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Solution

The fourth proportional to 125,406.06, 188,105.44 and 36,661.65 is: 54,991.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,406.06 : 188,105.44 = 36,661.65 : x
  2. Step 2: Convert to fraction form
    125,406.06/188,105.44 = 36,661.65/x
  3. Step 3: Cross multiply
    125,406.06x = 188,105.44 × 36,661.65
  4. Step 4: Simplify right side
    125,406.06x = 6,896,255,804.38
  5. Step 5: Solve for x
    x = 6,896,255,804.38/125,406.06
  6. Step 6: Final answer
    x = 54,991.41

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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.