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Finding the Fourth Proportional to 238,359.41, 357,538.80 and 60,866.54

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Solution

The fourth proportional to 238,359.41, 357,538.80 and 60,866.54 is: 91,299.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,359.41 : 357,538.80 = 60,866.54 : x
  2. Step 2: Convert to fraction form
    238,359.41/357,538.80 = 60,866.54/x
  3. Step 3: Cross multiply
    238,359.41x = 357,538.80 × 60,866.54
  4. Step 4: Simplify right side
    238,359.41x = 21,762,147,884.06
  5. Step 5: Solve for x
    x = 21,762,147,884.06/238,359.41
  6. Step 6: Final answer
    x = 91,299.72

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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.