Home / 187,772.28-259,129.04-102,884.28

Finding the Fourth Proportional to 187,772.28, 259,129.04 and 102,884.28

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Solution

The fourth proportional to 187,772.28, 259,129.04 and 102,884.28 is: 141,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,772.28 : 259,129.04 = 102,884.28 : x
  2. Step 2: Convert to fraction form
    187,772.28/259,129.04 = 102,884.28/x
  3. Step 3: Cross multiply
    187,772.28x = 259,129.04 × 102,884.28
  4. Step 4: Simplify right side
    187,772.28x = 26,660,304,193.07
  5. Step 5: Solve for x
    x = 26,660,304,193.07/187,772.28
  6. Step 6: Final answer
    x = 141,982.11

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1.5x scale

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.