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Finding the Fourth Proportional to 222,223.76, 333,370.26 and 72,429.29

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Solution

The fourth proportional to 222,223.76, 333,370.26 and 72,429.29 is: 108,655.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,223.76 : 333,370.26 = 72,429.29 : x
  2. Step 2: Convert to fraction form
    222,223.76/333,370.26 = 72,429.29/x
  3. Step 3: Cross multiply
    222,223.76x = 333,370.26 × 72,429.29
  4. Step 4: Simplify right side
    222,223.76x = 24,145,769,572.06
  5. Step 5: Solve for x
    x = 24,145,769,572.06/222,223.76
  6. Step 6: Final answer
    x = 108,655.21

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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.