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Finding the Fourth Proportional to 223,814.16, 335,622.78 and 118,608.51

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Solution

The fourth proportional to 223,814.16, 335,622.78 and 118,608.51 is: 177,860.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,814.16 : 335,622.78 = 118,608.51 : x
  2. Step 2: Convert to fraction form
    223,814.16/335,622.78 = 118,608.51/x
  3. Step 3: Cross multiply
    223,814.16x = 335,622.78 × 118,608.51
  4. Step 4: Simplify right side
    223,814.16x = 39,807,717,857.86
  5. Step 5: Solve for x
    x = 39,807,717,857.86/223,814.16
  6. Step 6: Final answer
    x = 177,860.59

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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.