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Finding the Fourth Proportional to 224,644.11, 336,853.49 and 74,831.73

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Solution

The fourth proportional to 224,644.11, 336,853.49 and 74,831.73 is: 112,210.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,644.11 : 336,853.49 = 74,831.73 : x
  2. Step 2: Convert to fraction form
    224,644.11/336,853.49 = 74,831.73/x
  3. Step 3: Cross multiply
    224,644.11x = 336,853.49 × 74,831.73
  4. Step 4: Simplify right side
    224,644.11x = 25,207,329,039.08
  5. Step 5: Solve for x
    x = 25,207,329,039.08/224,644.11
  6. Step 6: Final answer
    x = 112,210.06

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1.5x scale

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.