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Finding the Fourth Proportional to 243,334.90, 364,829.55 and 93,517.30

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Solution

The fourth proportional to 243,334.90, 364,829.55 and 93,517.30 is: 140,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,334.90 : 364,829.55 = 93,517.30 : x
  2. Step 2: Convert to fraction form
    243,334.90/364,829.55 = 93,517.30/x
  3. Step 3: Cross multiply
    243,334.90x = 364,829.55 × 93,517.30
  4. Step 4: Simplify right side
    243,334.90x = 34,117,874,476.22
  5. Step 5: Solve for x
    x = 34,117,874,476.22/243,334.90
  6. Step 6: Final answer
    x = 140,209.54

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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.