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Finding the Fourth Proportional to 243,064.98, 364,072.59 and 237,116.34

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Solution

The fourth proportional to 243,064.98, 364,072.59 and 237,116.34 is: 355,162.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,064.98 : 364,072.59 = 237,116.34 : x
  2. Step 2: Convert to fraction form
    243,064.98/364,072.59 = 237,116.34/x
  3. Step 3: Cross multiply
    243,064.98x = 364,072.59 × 237,116.34
  4. Step 4: Simplify right side
    243,064.98x = 86,327,560,035.12
  5. Step 5: Solve for x
    x = 86,327,560,035.12/243,064.98
  6. Step 6: Final answer
    x = 355,162.48

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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.