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Finding the Fourth Proportional to 238,314, 357,470.71 and 60,821.03

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Solution

The fourth proportional to 238,314, 357,470.71 and 60,821.03 is: 91,231.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,314 : 357,470.71 = 60,821.03 : x
  2. Step 2: Convert to fraction form
    238,314/357,470.71 = 60,821.03/x
  3. Step 3: Cross multiply
    238,314x = 357,470.71 × 60,821.03
  4. Step 4: Simplify right side
    238,314x = 21,741,736,777.03
  5. Step 5: Solve for x
    x = 21,741,736,777.03/238,314
  6. Step 6: Final answer
    x = 91,231.47

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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.