Home / 109,487.46-164,121.84-94,433.61

Finding the Fourth Proportional to 109,487.46, 164,121.84 and 94,433.61

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Solution

The fourth proportional to 109,487.46, 164,121.84 and 94,433.61 is: 141,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,487.46 : 164,121.84 = 94,433.61 : x
  2. Step 2: Convert to fraction form
    109,487.46/164,121.84 = 94,433.61/x
  3. Step 3: Cross multiply
    109,487.46x = 164,121.84 × 94,433.61
  4. Step 4: Simplify right side
    109,487.46x = 15,498,617,831.04
  5. Step 5: Solve for x
    x = 15,498,617,831.04/109,487.46
  6. Step 6: Final answer
    x = 141,556.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.