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Finding the Fourth Proportional to 313,151.11, 469,742.46 and 88,527.67

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Solution

The fourth proportional to 313,151.11, 469,742.46 and 88,527.67 is: 132,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,151.11 : 469,742.46 = 88,527.67 : x
  2. Step 2: Convert to fraction form
    313,151.11/469,742.46 = 88,527.67/x
  3. Step 3: Cross multiply
    313,151.11x = 469,742.46 × 88,527.67
  4. Step 4: Simplify right side
    313,151.11x = 41,585,205,483.87
  5. Step 5: Solve for x
    x = 41,585,205,483.87/313,151.11
  6. Step 6: Final answer
    x = 132,795.97

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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.