Home / 187,360.61-281,133.18-87,527.84

Finding the Fourth Proportional to 187,360.61, 281,133.18 and 87,527.84

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Solution

The fourth proportional to 187,360.61, 281,133.18 and 87,527.84 is: 131,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,360.61 : 281,133.18 = 87,527.84 : x
  2. Step 2: Convert to fraction form
    187,360.61/281,133.18 = 87,527.84/x
  3. Step 3: Cross multiply
    187,360.61x = 281,133.18 × 87,527.84
  4. Step 4: Simplify right side
    187,360.61x = 24,606,978,592.07
  5. Step 5: Solve for x
    x = 24,606,978,592.07/187,360.61
  6. Step 6: Final answer
    x = 131,334.86

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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.