Home / 187,862.46-259,240.80-106,188.94

Finding the Fourth Proportional to 187,862.46, 259,240.80 and 106,188.94

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Solution

The fourth proportional to 187,862.46, 259,240.80 and 106,188.94 is: 146,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,862.46 : 259,240.80 = 106,188.94 : x
  2. Step 2: Convert to fraction form
    187,862.46/259,240.80 = 106,188.94/x
  3. Step 3: Cross multiply
    187,862.46x = 259,240.80 × 106,188.94
  4. Step 4: Simplify right side
    187,862.46x = 27,528,505,756.75
  5. Step 5: Solve for x
    x = 27,528,505,756.75/187,862.46
  6. Step 6: Final answer
    x = 146,535.43

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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.