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Finding the Fourth Proportional to 228,304.08, 315,060.01 and 126,333.83

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Solution

The fourth proportional to 228,304.08, 315,060.01 and 126,333.83 is: 174,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,304.08 : 315,060.01 = 126,333.83 : x
  2. Step 2: Convert to fraction form
    228,304.08/315,060.01 = 126,333.83/x
  3. Step 3: Cross multiply
    228,304.08x = 315,060.01 × 126,333.83
  4. Step 4: Simplify right side
    228,304.08x = 39,802,738,214.95
  5. Step 5: Solve for x
    x = 39,802,738,214.95/228,304.08
  6. Step 6: Final answer
    x = 174,340.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.