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Finding the Fourth Proportional to 223,597.34, 308,455.92 and 132,889.10

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Solution

The fourth proportional to 223,597.34, 308,455.92 and 132,889.10 is: 183,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,597.34 : 308,455.92 = 132,889.10 : x
  2. Step 2: Convert to fraction form
    223,597.34/308,455.92 = 132,889.10/x
  3. Step 3: Cross multiply
    223,597.34x = 308,455.92 × 132,889.10
  4. Step 4: Simplify right side
    223,597.34x = 40,990,429,598.47
  5. Step 5: Solve for x
    x = 40,990,429,598.47/223,597.34
  6. Step 6: Final answer
    x = 183,322.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.