Home / 125,316.76-187,986.18-35,360.26

Finding the Fourth Proportional to 125,316.76, 187,986.18 and 35,360.26

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Solution

The fourth proportional to 125,316.76, 187,986.18 and 35,360.26 is: 53,043.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,316.76 : 187,986.18 = 35,360.26 : x
  2. Step 2: Convert to fraction form
    125,316.76/187,986.18 = 35,360.26/x
  3. Step 3: Cross multiply
    125,316.76x = 187,986.18 × 35,360.26
  4. Step 4: Simplify right side
    125,316.76x = 6,647,240,201.21
  5. Step 5: Solve for x
    x = 6,647,240,201.21/125,316.76
  6. Step 6: Final answer
    x = 53,043.51

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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.