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Finding the Fourth Proportional to 222,485.94, 333,701.07 and 72,713.70

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Solution

The fourth proportional to 222,485.94, 333,701.07 and 72,713.70 is: 109,061.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,485.94 : 333,701.07 = 72,713.70 : x
  2. Step 2: Convert to fraction form
    222,485.94/333,701.07 = 72,713.70/x
  3. Step 3: Cross multiply
    222,485.94x = 333,701.07 × 72,713.70
  4. Step 4: Simplify right side
    222,485.94x = 24,264,639,493.66
  5. Step 5: Solve for x
    x = 24,264,639,493.66/222,485.94
  6. Step 6: Final answer
    x = 109,061.45

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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.