Home / 247,127.50-341,072.38-156,491.74

Finding the Fourth Proportional to 247,127.50, 341,072.38 and 156,491.74

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Solution

The fourth proportional to 247,127.50, 341,072.38 and 156,491.74 is: 215,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,127.50 : 341,072.38 = 156,491.74 : x
  2. Step 2: Convert to fraction form
    247,127.50/341,072.38 = 156,491.74/x
  3. Step 3: Cross multiply
    247,127.50x = 341,072.38 × 156,491.74
  4. Step 4: Simplify right side
    247,127.50x = 53,375,010,212.14
  5. Step 5: Solve for x
    x = 53,375,010,212.14/247,127.50
  6. Step 6: Final answer
    x = 215,981.67

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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.