Home / 187,394.90-258,604.14-101,353.96

Finding the Fourth Proportional to 187,394.90, 258,604.14 and 101,353.96

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Solution

The fourth proportional to 187,394.90, 258,604.14 and 101,353.96 is: 139,868.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,394.90 : 258,604.14 = 101,353.96 : x
  2. Step 2: Convert to fraction form
    187,394.90/258,604.14 = 101,353.96/x
  3. Step 3: Cross multiply
    187,394.90x = 258,604.14 × 101,353.96
  4. Step 4: Simplify right side
    187,394.90x = 26,210,554,364.73
  5. Step 5: Solve for x
    x = 26,210,554,364.73/187,394.90
  6. Step 6: Final answer
    x = 139,868.03

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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.