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Finding the Fourth Proportional to 193,704, 267,326.10 and 118,267.08

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Solution

The fourth proportional to 193,704, 267,326.10 and 118,267.08 is: 163,217.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,704 : 267,326.10 = 118,267.08 : x
  2. Step 2: Convert to fraction form
    193,704/267,326.10 = 118,267.08/x
  3. Step 3: Cross multiply
    193,704x = 267,326.10 × 118,267.08
  4. Step 4: Simplify right side
    193,704x = 31,615,877,254.79
  5. Step 5: Solve for x
    x = 31,615,877,254.79/193,704
  6. Step 6: Final answer
    x = 163,217.47

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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.