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Finding the Fourth Proportional to 238,570.44, 357,866.58 and 168,761.40

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Solution

The fourth proportional to 238,570.44, 357,866.58 and 168,761.40 is: 253,149.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,570.44 : 357,866.58 = 168,761.40 : x
  2. Step 2: Convert to fraction form
    238,570.44/357,866.58 = 168,761.40/x
  3. Step 3: Cross multiply
    238,570.44x = 357,866.58 × 168,761.40
  4. Step 4: Simplify right side
    238,570.44x = 60,394,065,054.01
  5. Step 5: Solve for x
    x = 60,394,065,054.01/238,570.44
  6. Step 6: Final answer
    x = 253,149.82

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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.