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Finding the Fourth Proportional to 222,478.68, 333,440.47 and 108,532.59

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Solution

The fourth proportional to 222,478.68, 333,440.47 and 108,532.59 is: 162,663.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,478.68 : 333,440.47 = 108,532.59 : x
  2. Step 2: Convert to fraction form
    222,478.68/333,440.47 = 108,532.59/x
  3. Step 3: Cross multiply
    222,478.68x = 333,440.47 × 108,532.59
  4. Step 4: Simplify right side
    222,478.68x = 36,189,157,548.59
  5. Step 5: Solve for x
    x = 36,189,157,548.59/222,478.68
  6. Step 6: Final answer
    x = 162,663.49

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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.