Home / 247,384.11-341,390.13-139,951.92

Finding the Fourth Proportional to 247,384.11, 341,390.13 and 139,951.92

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Solution

The fourth proportional to 247,384.11, 341,390.13 and 139,951.92 is: 193,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,384.11 : 341,390.13 = 139,951.92 : x
  2. Step 2: Convert to fraction form
    247,384.11/341,390.13 = 139,951.92/x
  3. Step 3: Cross multiply
    247,384.11x = 341,390.13 × 139,951.92
  4. Step 4: Simplify right side
    247,384.11x = 47,778,204,162.55
  5. Step 5: Solve for x
    x = 47,778,204,162.55/247,384.11
  6. Step 6: Final answer
    x = 193,133.68

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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.