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Finding the Fourth Proportional to 243,716.72, 365,325.84 and 93,898.34

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Solution

The fourth proportional to 243,716.72, 365,325.84 and 93,898.34 is: 140,751.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,716.72 : 365,325.84 = 93,898.34 : x
  2. Step 2: Convert to fraction form
    243,716.72/365,325.84 = 93,898.34/x
  3. Step 3: Cross multiply
    243,716.72x = 365,325.84 × 93,898.34
  4. Step 4: Simplify right side
    243,716.72x = 34,303,489,935.11
  5. Step 5: Solve for x
    x = 34,303,489,935.11/243,716.72
  6. Step 6: Final answer
    x = 140,751.48

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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.