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Finding the Fourth Proportional to 158,093.22, 237,122.36 and 39,764.61

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Solution

The fourth proportional to 158,093.22, 237,122.36 and 39,764.61 is: 59,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,093.22 : 237,122.36 = 39,764.61 : x
  2. Step 2: Convert to fraction form
    158,093.22/237,122.36 = 39,764.61/x
  3. Step 3: Cross multiply
    158,093.22x = 237,122.36 × 39,764.61
  4. Step 4: Simplify right side
    158,093.22x = 9,429,076,982.07
  5. Step 5: Solve for x
    x = 9,429,076,982.07/158,093.22
  6. Step 6: Final answer
    x = 59,642.51

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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.