Home / 187,087.53-258,180.70-101,046.57

Finding the Fourth Proportional to 187,087.53, 258,180.70 and 101,046.57

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Solution

The fourth proportional to 187,087.53, 258,180.70 and 101,046.57 is: 139,444.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,087.53 : 258,180.70 = 101,046.57 : x
  2. Step 2: Convert to fraction form
    187,087.53/258,180.70 = 101,046.57/x
  3. Step 3: Cross multiply
    187,087.53x = 258,180.70 × 101,046.57
  4. Step 4: Simplify right side
    187,087.53x = 26,088,274,175.20
  5. Step 5: Solve for x
    x = 26,088,274,175.20/187,087.53
  6. Step 6: Final answer
    x = 139,444.22

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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.