Home / 247,420.12-341,438.22-134,240.44

Finding the Fourth Proportional to 247,420.12, 341,438.22 and 134,240.44

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Solution

The fourth proportional to 247,420.12, 341,438.22 and 134,240.44 is: 185,250.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,420.12 : 341,438.22 = 134,240.44 : x
  2. Step 2: Convert to fraction form
    247,420.12/341,438.22 = 134,240.44/x
  3. Step 3: Cross multiply
    247,420.12x = 341,438.22 × 134,240.44
  4. Step 4: Simplify right side
    247,420.12x = 45,834,816,885.62
  5. Step 5: Solve for x
    x = 45,834,816,885.62/247,420.12
  6. Step 6: Final answer
    x = 185,250.97

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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.