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Finding the Fourth Proportional to 243,909.81, 365,654.48 and 94,255.11

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Solution

The fourth proportional to 243,909.81, 365,654.48 and 94,255.11 is: 141,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,909.81 : 365,654.48 = 94,255.11 : x
  2. Step 2: Convert to fraction form
    243,909.81/365,654.48 = 94,255.11/x
  3. Step 3: Cross multiply
    243,909.81x = 365,654.48 × 94,255.11
  4. Step 4: Simplify right side
    243,909.81x = 34,464,802,763.12
  5. Step 5: Solve for x
    x = 34,464,802,763.12/243,909.81
  6. Step 6: Final answer
    x = 141,301.42

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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.