Home / 125,081.24-187,641.06-41,955.80

Finding the Fourth Proportional to 125,081.24, 187,641.06 and 41,955.80

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Solution

The fourth proportional to 125,081.24, 187,641.06 and 41,955.80 is: 62,940.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,081.24 : 187,641.06 = 41,955.80 : x
  2. Step 2: Convert to fraction form
    125,081.24/187,641.06 = 41,955.80/x
  3. Step 3: Cross multiply
    125,081.24x = 187,641.06 × 41,955.80
  4. Step 4: Simplify right side
    125,081.24x = 7,872,630,785.15
  5. Step 5: Solve for x
    x = 7,872,630,785.15/125,081.24
  6. Step 6: Final answer
    x = 62,940.14

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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.