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Finding the Fourth Proportional to 562,076.01, 843,106.19 and 135,608.28

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Solution

The fourth proportional to 562,076.01, 843,106.19 and 135,608.28 is: 203,410.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,076.01 : 843,106.19 = 135,608.28 : x
  2. Step 2: Convert to fraction form
    562,076.01/843,106.19 = 135,608.28/x
  3. Step 3: Cross multiply
    562,076.01x = 843,106.19 × 135,608.28
  4. Step 4: Simplify right side
    562,076.01x = 114,332,177,587.76
  5. Step 5: Solve for x
    x = 114,332,177,587.76/562,076.01
  6. Step 6: Final answer
    x = 203,410.53

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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.