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Finding the Fourth Proportional to 222,381.80, 333,569.71 and 53,903.57

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Solution

The fourth proportional to 222,381.80, 333,569.71 and 53,903.57 is: 80,854.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,381.80 : 333,569.71 = 53,903.57 : x
  2. Step 2: Convert to fraction form
    222,381.80/333,569.71 = 53,903.57/x
  3. Step 3: Cross multiply
    222,381.80x = 333,569.71 × 53,903.57
  4. Step 4: Simplify right side
    222,381.80x = 17,980,598,212.86
  5. Step 5: Solve for x
    x = 17,980,598,212.86/222,381.80
  6. Step 6: Final answer
    x = 80,854.63

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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.