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Finding the Fourth Proportional to 93,374.90, 140,040.99 and 26,814.50

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Solution

The fourth proportional to 93,374.90, 140,040.99 and 26,814.50 is: 40,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,374.90 : 140,040.99 = 26,814.50 : x
  2. Step 2: Convert to fraction form
    93,374.90/140,040.99 = 26,814.50/x
  3. Step 3: Cross multiply
    93,374.90x = 140,040.99 × 26,814.50
  4. Step 4: Simplify right side
    93,374.90x = 3,755,129,126.36
  5. Step 5: Solve for x
    x = 3,755,129,126.36/93,374.90
  6. Step 6: Final answer
    x = 40,215.62

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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.