Home / 187,126.16-258,231.06-102,241.40

Finding the Fourth Proportional to 187,126.16, 258,231.06 and 102,241.40

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Solution

The fourth proportional to 187,126.16, 258,231.06 and 102,241.40 is: 141,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,126.16 : 258,231.06 = 102,241.40 : x
  2. Step 2: Convert to fraction form
    187,126.16/258,231.06 = 102,241.40/x
  3. Step 3: Cross multiply
    187,126.16x = 258,231.06 × 102,241.40
  4. Step 4: Simplify right side
    187,126.16x = 26,401,905,097.88
  5. Step 5: Solve for x
    x = 26,401,905,097.88/187,126.16
  6. Step 6: Final answer
    x = 141,091.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.