Home / 187,300.14-258,424.38-106,725.94

Finding the Fourth Proportional to 187,300.14, 258,424.38 and 106,725.94

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Solution

The fourth proportional to 187,300.14, 258,424.38 and 106,725.94 is: 147,253.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,300.14 : 258,424.38 = 106,725.94 : x
  2. Step 2: Convert to fraction form
    187,300.14/258,424.38 = 106,725.94/x
  3. Step 3: Cross multiply
    187,300.14x = 258,424.38 × 106,725.94
  4. Step 4: Simplify right side
    187,300.14x = 27,580,584,874.42
  5. Step 5: Solve for x
    x = 27,580,584,874.42/187,300.14
  6. Step 6: Final answer
    x = 147,253.41

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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.