Home / 187,110.73-258,486.02-161,916.49

Finding the Fourth Proportional to 187,110.73, 258,486.02 and 161,916.49

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Solution

The fourth proportional to 187,110.73, 258,486.02 and 161,916.49 is: 223,681.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,110.73 : 258,486.02 = 161,916.49 : x
  2. Step 2: Convert to fraction form
    187,110.73/258,486.02 = 161,916.49/x
  3. Step 3: Cross multiply
    187,110.73x = 258,486.02 × 161,916.49
  4. Step 4: Simplify right side
    187,110.73x = 41,853,148,262.89
  5. Step 5: Solve for x
    x = 41,853,148,262.89/187,110.73
  6. Step 6: Final answer
    x = 223,681.18

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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.