Home / 247,217.22-341,166.45-139,803.25

Finding the Fourth Proportional to 247,217.22, 341,166.45 and 139,803.25

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Solution

The fourth proportional to 247,217.22, 341,166.45 and 139,803.25 is: 192,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,217.22 : 341,166.45 = 139,803.25 : x
  2. Step 2: Convert to fraction form
    247,217.22/341,166.45 = 139,803.25/x
  3. Step 3: Cross multiply
    247,217.22x = 341,166.45 × 139,803.25
  4. Step 4: Simplify right side
    247,217.22x = 47,696,178,500.96
  5. Step 5: Solve for x
    x = 47,696,178,500.96/247,217.22
  6. Step 6: Final answer
    x = 192,932.27

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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.