Home / 187,571.39-281,401.85-61,211.87

Finding the Fourth Proportional to 187,571.39, 281,401.85 and 61,211.87

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Solution

The fourth proportional to 187,571.39, 281,401.85 and 61,211.87 is: 91,832.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,571.39 : 281,401.85 = 61,211.87 : x
  2. Step 2: Convert to fraction form
    187,571.39/281,401.85 = 61,211.87/x
  3. Step 3: Cross multiply
    187,571.39x = 281,401.85 × 61,211.87
  4. Step 4: Simplify right side
    187,571.39x = 17,225,133,459.96
  5. Step 5: Solve for x
    x = 17,225,133,459.96/187,571.39
  6. Step 6: Final answer
    x = 91,832.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.