Home / 247,194.48-341,145.86-139,765.56

Finding the Fourth Proportional to 247,194.48, 341,145.86 and 139,765.56

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Solution

The fourth proportional to 247,194.48, 341,145.86 and 139,765.56 is: 192,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,194.48 : 341,145.86 = 139,765.56 : x
  2. Step 2: Convert to fraction form
    247,194.48/341,145.86 = 139,765.56/x
  3. Step 3: Cross multiply
    247,194.48x = 341,145.86 × 139,765.56
  4. Step 4: Simplify right side
    247,194.48x = 47,680,442,164.58
  5. Step 5: Solve for x
    x = 47,680,442,164.58/247,194.48
  6. Step 6: Final answer
    x = 192,886.35

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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.