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Finding the Fourth Proportional to 222,487.84, 333,782.40 and 72,726.16

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Solution

The fourth proportional to 222,487.84, 333,782.40 and 72,726.16 is: 109,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,487.84 : 333,782.40 = 72,726.16 : x
  2. Step 2: Convert to fraction form
    222,487.84/333,782.40 = 72,726.16/x
  3. Step 3: Cross multiply
    222,487.84x = 333,782.40 × 72,726.16
  4. Step 4: Simplify right side
    222,487.84x = 24,274,712,227.58
  5. Step 5: Solve for x
    x = 24,274,712,227.58/222,487.84
  6. Step 6: Final answer
    x = 109,105.79

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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.