Home / 93,839.76-140,759.64-31,554

Finding the Fourth Proportional to 93,839.76, 140,759.64 and 31,554

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Solution

The fourth proportional to 93,839.76, 140,759.64 and 31,554 is: 47,331.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,839.76 : 140,759.64 = 31,554 : x
  2. Step 2: Convert to fraction form
    93,839.76/140,759.64 = 31,554/x
  3. Step 3: Cross multiply
    93,839.76x = 140,759.64 × 31,554
  4. Step 4: Simplify right side
    93,839.76x = 4,441,529,680.56
  5. Step 5: Solve for x
    x = 4,441,529,680.56/93,839.76
  6. Step 6: Final answer
    x = 47,331.00

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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.