Home / 187,947.68-259,351.73-106,271.91

Finding the Fourth Proportional to 187,947.68, 259,351.73 and 106,271.91

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Solution

The fourth proportional to 187,947.68, 259,351.73 and 106,271.91 is: 146,646.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,947.68 : 259,351.73 = 106,271.91 : x
  2. Step 2: Convert to fraction form
    187,947.68/259,351.73 = 106,271.91/x
  3. Step 3: Cross multiply
    187,947.68x = 259,351.73 × 106,271.91
  4. Step 4: Simplify right side
    187,947.68x = 27,561,803,177.54
  5. Step 5: Solve for x
    x = 27,561,803,177.54/187,947.68
  6. Step 6: Final answer
    x = 146,646.15

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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.