Home / 187,762.24-259,109.76-101,719.60

Finding the Fourth Proportional to 187,762.24, 259,109.76 and 101,719.60

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Solution

The fourth proportional to 187,762.24, 259,109.76 and 101,719.60 is: 140,371.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,762.24 : 259,109.76 = 101,719.60 : x
  2. Step 2: Convert to fraction form
    187,762.24/259,109.76 = 101,719.60/x
  3. Step 3: Cross multiply
    187,762.24x = 259,109.76 × 101,719.60
  4. Step 4: Simplify right side
    187,762.24x = 26,356,541,143.30
  5. Step 5: Solve for x
    x = 26,356,541,143.30/187,762.24
  6. Step 6: Final answer
    x = 140,371.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.