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Finding the Fourth Proportional to 222,238.60, 333,066.30 and 89,009.80

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Solution

The fourth proportional to 222,238.60, 333,066.30 and 89,009.80 is: 133,397.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,238.60 : 333,066.30 = 89,009.80 : x
  2. Step 2: Convert to fraction form
    222,238.60/333,066.30 = 89,009.80/x
  3. Step 3: Cross multiply
    222,238.60x = 333,066.30 × 89,009.80
  4. Step 4: Simplify right side
    222,238.60x = 29,646,164,749.74
  5. Step 5: Solve for x
    x = 29,646,164,749.74/222,238.60
  6. Step 6: Final answer
    x = 133,397.91

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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.