Home / 125,631.07-188,406.07-41,371.20

Finding the Fourth Proportional to 125,631.07, 188,406.07 and 41,371.20

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Solution

The fourth proportional to 125,631.07, 188,406.07 and 41,371.20 is: 62,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,631.07 : 188,406.07 = 41,371.20 : x
  2. Step 2: Convert to fraction form
    125,631.07/188,406.07 = 41,371.20/x
  3. Step 3: Cross multiply
    125,631.07x = 188,406.07 × 41,371.20
  4. Step 4: Simplify right side
    125,631.07x = 7,794,585,099.76
  5. Step 5: Solve for x
    x = 7,794,585,099.76/125,631.07
  6. Step 6: Final answer
    x = 62,043.45

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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.