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Finding the Fourth Proportional to 247,595.82, 341,685.99 and 134,418.57

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Solution

The fourth proportional to 247,595.82, 341,685.99 and 134,418.57 is: 185,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,595.82 : 341,685.99 = 134,418.57 : x
  2. Step 2: Convert to fraction form
    247,595.82/341,685.99 = 134,418.57/x
  3. Step 3: Cross multiply
    247,595.82x = 341,685.99 × 134,418.57
  4. Step 4: Simplify right side
    247,595.82x = 45,928,942,164.83
  5. Step 5: Solve for x
    x = 45,928,942,164.83/247,595.82
  6. Step 6: Final answer
    x = 185,499.67

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Why These Related Problems?

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