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Finding the Fourth Proportional to 238,558.62, 357,829.71 and 61,067.16

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Solution

The fourth proportional to 238,558.62, 357,829.71 and 61,067.16 is: 91,598.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,558.62 : 357,829.71 = 61,067.16 : x
  2. Step 2: Convert to fraction form
    238,558.62/357,829.71 = 61,067.16/x
  3. Step 3: Cross multiply
    238,558.62x = 357,829.71 × 61,067.16
  4. Step 4: Simplify right side
    238,558.62x = 21,851,644,153.32
  5. Step 5: Solve for x
    x = 21,851,644,153.32/238,558.62
  6. Step 6: Final answer
    x = 91,598.64

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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.