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Finding the Fourth Proportional to 238,544.09, 357,815.22 and 61,050.81

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Solution

The fourth proportional to 238,544.09, 357,815.22 and 61,050.81 is: 91,575.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,544.09 : 357,815.22 = 61,050.81 : x
  2. Step 2: Convert to fraction form
    238,544.09/357,815.22 = 61,050.81/x
  3. Step 3: Cross multiply
    238,544.09x = 357,815.22 × 61,050.81
  4. Step 4: Simplify right side
    238,544.09x = 21,844,910,467.61
  5. Step 5: Solve for x
    x = 21,844,910,467.61/238,544.09
  6. Step 6: Final answer
    x = 91,575.99

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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.