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Finding the Fourth Proportional to 223,313.51, 334,781.94 and 96,858.51

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Solution

The fourth proportional to 223,313.51, 334,781.94 and 96,858.51 is: 145,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,313.51 : 334,781.94 = 96,858.51 : x
  2. Step 2: Convert to fraction form
    223,313.51/334,781.94 = 96,858.51/x
  3. Step 3: Cross multiply
    223,313.51x = 334,781.94 × 96,858.51
  4. Step 4: Simplify right side
    223,313.51x = 32,426,479,115.43
  5. Step 5: Solve for x
    x = 32,426,479,115.43/223,313.51
  6. Step 6: Final answer
    x = 145,206.08

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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.