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Finding the Fourth Proportional to 222,387.06, 333,601.09 and 72,628.13

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Solution

The fourth proportional to 222,387.06, 333,601.09 and 72,628.13 is: 108,948.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,387.06 : 333,601.09 = 72,628.13 : x
  2. Step 2: Convert to fraction form
    222,387.06/333,601.09 = 72,628.13/x
  3. Step 3: Cross multiply
    222,387.06x = 333,601.09 × 72,628.13
  4. Step 4: Simplify right side
    222,387.06x = 24,228,823,332.66
  5. Step 5: Solve for x
    x = 24,228,823,332.66/222,387.06
  6. Step 6: Final answer
    x = 108,948.89

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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.