Home / 187,944.50-282,056.85-75,625.67

Finding the Fourth Proportional to 187,944.50, 282,056.85 and 75,625.67

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Solution

The fourth proportional to 187,944.50, 282,056.85 and 75,625.67 is: 113,494.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,944.50 : 282,056.85 = 75,625.67 : x
  2. Step 2: Convert to fraction form
    187,944.50/282,056.85 = 75,625.67/x
  3. Step 3: Cross multiply
    187,944.50x = 282,056.85 × 75,625.67
  4. Step 4: Simplify right side
    187,944.50x = 21,330,736,849.06
  5. Step 5: Solve for x
    x = 21,330,736,849.06/187,944.50
  6. Step 6: Final answer
    x = 113,494.87

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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.