Home / 247,214.47-341,162.66-139,800.50

Finding the Fourth Proportional to 247,214.47, 341,162.66 and 139,800.50

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Solution

The fourth proportional to 247,214.47, 341,162.66 and 139,800.50 is: 192,928.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,214.47 : 341,162.66 = 139,800.50 : x
  2. Step 2: Convert to fraction form
    247,214.47/341,162.66 = 139,800.50/x
  3. Step 3: Cross multiply
    247,214.47x = 341,162.66 × 139,800.50
  4. Step 4: Simplify right side
    247,214.47x = 47,694,710,449.33
  5. Step 5: Solve for x
    x = 47,694,710,449.33/247,214.47
  6. Step 6: Final answer
    x = 192,928.47

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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.