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Finding the Fourth Proportional to 238,314.61, 357,471.62 and 60,821.64

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Solution

The fourth proportional to 238,314.61, 357,471.62 and 60,821.64 is: 91,232.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,314.61 : 357,471.62 = 60,821.64 : x
  2. Step 2: Convert to fraction form
    238,314.61/357,471.62 = 60,821.64/x
  3. Step 3: Cross multiply
    238,314.61x = 357,471.62 × 60,821.64
  4. Step 4: Simplify right side
    238,314.61x = 21,742,010,181.86
  5. Step 5: Solve for x
    x = 21,742,010,181.86/238,314.61
  6. Step 6: Final answer
    x = 91,232.38

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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.