Home / 187,158.26-258,304.74-119,153.52

Finding the Fourth Proportional to 187,158.26, 258,304.74 and 119,153.52

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Solution

The fourth proportional to 187,158.26, 258,304.74 and 119,153.52 is: 164,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,158.26 : 258,304.74 = 119,153.52 : x
  2. Step 2: Convert to fraction form
    187,158.26/258,304.74 = 119,153.52/x
  3. Step 3: Cross multiply
    187,158.26x = 258,304.74 × 119,153.52
  4. Step 4: Simplify right side
    187,158.26x = 30,777,919,003.68
  5. Step 5: Solve for x
    x = 30,777,919,003.68/187,158.26
  6. Step 6: Final answer
    x = 164,448.63

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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.