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Finding the Fourth Proportional to 224,786.00, 310,214.00 and 129,292.81

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Solution

The fourth proportional to 224,786.00, 310,214.00 and 129,292.81 is: 178,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,786.00 : 310,214.00 = 129,292.81 : x
  2. Step 2: Convert to fraction form
    224,786.00/310,214.00 = 129,292.81/x
  3. Step 3: Cross multiply
    224,786.00x = 310,214.00 × 129,292.81
  4. Step 4: Simplify right side
    224,786.00x = 40,108,439,309.04
  5. Step 5: Solve for x
    x = 40,108,439,309.04/224,786.00
  6. Step 6: Final answer
    x = 178,429.43

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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.