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Finding the Fourth Proportional to 223,569.45, 335,346.48 and 63,646.37

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Solution

The fourth proportional to 223,569.45, 335,346.48 and 63,646.37 is: 95,467.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,569.45 : 335,346.48 = 63,646.37 : x
  2. Step 2: Convert to fraction form
    223,569.45/335,346.48 = 63,646.37/x
  3. Step 3: Cross multiply
    223,569.45x = 335,346.48 × 63,646.37
  4. Step 4: Simplify right side
    223,569.45x = 21,343,587,611.42
  5. Step 5: Solve for x
    x = 21,343,587,611.42/223,569.45
  6. Step 6: Final answer
    x = 95,467.37

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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.