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Finding the Fourth Proportional to 158,797.82, 238,195.35 and 70,051.41

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Solution

The fourth proportional to 158,797.82, 238,195.35 and 70,051.41 is: 105,076.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,797.82 : 238,195.35 = 70,051.41 : x
  2. Step 2: Convert to fraction form
    158,797.82/238,195.35 = 70,051.41/x
  3. Step 3: Cross multiply
    158,797.82x = 238,195.35 × 70,051.41
  4. Step 4: Simplify right side
    158,797.82x = 16,685,920,122.94
  5. Step 5: Solve for x
    x = 16,685,920,122.94/158,797.82
  6. Step 6: Final answer
    x = 105,076.50

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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.