Home / 247,131.27-341,055.87-139,711.29

Finding the Fourth Proportional to 247,131.27, 341,055.87 and 139,711.29

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Solution

The fourth proportional to 247,131.27, 341,055.87 and 139,711.29 is: 192,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,131.27 : 341,055.87 = 139,711.29 : x
  2. Step 2: Convert to fraction form
    247,131.27/341,055.87 = 139,711.29/x
  3. Step 3: Cross multiply
    247,131.27x = 341,055.87 × 139,711.29
  4. Step 4: Simplify right side
    247,131.27x = 47,649,355,559.77
  5. Step 5: Solve for x
    x = 47,649,355,559.77/247,131.27
  6. Step 6: Final answer
    x = 192,809.90

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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.