Home / 187,042.02-258,108.28-106,469.29

Finding the Fourth Proportional to 187,042.02, 258,108.28 and 106,469.29

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Solution

The fourth proportional to 187,042.02, 258,108.28 and 106,469.29 is: 146,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,042.02 : 258,108.28 = 106,469.29 : x
  2. Step 2: Convert to fraction form
    187,042.02/258,108.28 = 106,469.29/x
  3. Step 3: Cross multiply
    187,042.02x = 258,108.28 × 106,469.29
  4. Step 4: Simplify right side
    187,042.02x = 27,480,605,314.72
  5. Step 5: Solve for x
    x = 27,480,605,314.72/187,042.02
  6. Step 6: Final answer
    x = 146,922.09

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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.