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Finding the Fourth Proportional to 243,137.73, 364,753.83 and 93,367.01

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Solution

The fourth proportional to 243,137.73, 364,753.83 and 93,367.01 is: 140,068.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,137.73 : 364,753.83 = 93,367.01 : x
  2. Step 2: Convert to fraction form
    243,137.73/364,753.83 = 93,367.01/x
  3. Step 3: Cross multiply
    243,137.73x = 364,753.83 × 93,367.01
  4. Step 4: Simplify right side
    243,137.73x = 34,055,975,405.03
  5. Step 5: Solve for x
    x = 34,055,975,405.03/243,137.73
  6. Step 6: Final answer
    x = 140,068.66

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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.