Home / 247,389.75-341,398.51-134,212.50

Finding the Fourth Proportional to 247,389.75, 341,398.51 and 134,212.50

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Solution

The fourth proportional to 247,389.75, 341,398.51 and 134,212.50 is: 185,213.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,389.75 : 341,398.51 = 134,212.50 : x
  2. Step 2: Convert to fraction form
    247,389.75/341,398.51 = 134,212.50/x
  3. Step 3: Cross multiply
    247,389.75x = 341,398.51 × 134,212.50
  4. Step 4: Simplify right side
    247,389.75x = 45,819,947,523.38
  5. Step 5: Solve for x
    x = 45,819,947,523.38/247,389.75
  6. Step 6: Final answer
    x = 185,213.61

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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.