Home / 228,052.90-342,079.35-109,736.20

Finding the Fourth Proportional to 228,052.90, 342,079.35 and 109,736.20

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Solution

The fourth proportional to 228,052.90, 342,079.35 and 109,736.20 is: 164,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,052.90 : 342,079.35 = 109,736.20 : x
  2. Step 2: Convert to fraction form
    228,052.90/342,079.35 = 109,736.20/x
  3. Step 3: Cross multiply
    228,052.90x = 342,079.35 × 109,736.20
  4. Step 4: Simplify right side
    228,052.90x = 37,538,487,967.47
  5. Step 5: Solve for x
    x = 37,538,487,967.47/228,052.90
  6. Step 6: Final answer
    x = 164,604.30

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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.