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Finding the Fourth Proportional to 268,425.58, 402,343.12 and 110,567.92

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Solution

The fourth proportional to 268,425.58, 402,343.12 and 110,567.92 is: 165,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,425.58 : 402,343.12 = 110,567.92 : x
  2. Step 2: Convert to fraction form
    268,425.58/402,343.12 = 110,567.92/x
  3. Step 3: Cross multiply
    268,425.58x = 402,343.12 × 110,567.92
  4. Step 4: Simplify right side
    268,425.58x = 44,486,239,616.58
  5. Step 5: Solve for x
    x = 44,486,239,616.58/268,425.58
  6. Step 6: Final answer
    x = 165,730.26

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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.