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Finding the Fourth Proportional to 224,920.46, 310,384.44 and 122,946.18

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Solution

The fourth proportional to 224,920.46, 310,384.44 and 122,946.18 is: 169,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,920.46 : 310,384.44 = 122,946.18 : x
  2. Step 2: Convert to fraction form
    224,920.46/310,384.44 = 122,946.18/x
  3. Step 3: Cross multiply
    224,920.46x = 310,384.44 × 122,946.18
  4. Step 4: Simplify right side
    224,920.46x = 38,160,581,229.44
  5. Step 5: Solve for x
    x = 38,160,581,229.44/224,920.46
  6. Step 6: Final answer
    x = 169,662.56

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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.