Home / 247,719.02-341,860.32-140,286.74

Finding the Fourth Proportional to 247,719.02, 341,860.32 and 140,286.74

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Solution

The fourth proportional to 247,719.02, 341,860.32 and 140,286.74 is: 193,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,719.02 : 341,860.32 = 140,286.74 : x
  2. Step 2: Convert to fraction form
    247,719.02/341,860.32 = 140,286.74/x
  3. Step 3: Cross multiply
    247,719.02x = 341,860.32 × 140,286.74
  4. Step 4: Simplify right side
    247,719.02x = 47,958,469,828.16
  5. Step 5: Solve for x
    x = 47,958,469,828.16/247,719.02
  6. Step 6: Final answer
    x = 193,600.27

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1.5x scale

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.