Home / 247,228.08-341,170.80-139,794.72

Finding the Fourth Proportional to 247,228.08, 341,170.80 and 139,794.72

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Solution

The fourth proportional to 247,228.08, 341,170.80 and 139,794.72 is: 192,914.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,228.08 : 341,170.80 = 139,794.72 : x
  2. Step 2: Convert to fraction form
    247,228.08/341,170.80 = 139,794.72/x
  3. Step 3: Cross multiply
    247,228.08x = 341,170.80 × 139,794.72
  4. Step 4: Simplify right side
    247,228.08x = 47,693,876,458.18
  5. Step 5: Solve for x
    x = 47,693,876,458.18/247,228.08
  6. Step 6: Final answer
    x = 192,914.48

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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.