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Finding the Fourth Proportional to 223,906.65, 335,904.27 and 63,984.03

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Solution

The fourth proportional to 223,906.65, 335,904.27 and 63,984.03 is: 95,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,906.65 : 335,904.27 = 63,984.03 : x
  2. Step 2: Convert to fraction form
    223,906.65/335,904.27 = 63,984.03/x
  3. Step 3: Cross multiply
    223,906.65x = 335,904.27 × 63,984.03
  4. Step 4: Simplify right side
    223,906.65x = 21,492,508,888.81
  5. Step 5: Solve for x
    x = 21,492,508,888.81/223,906.65
  6. Step 6: Final answer
    x = 95,988.70

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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.