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Finding the Fourth Proportional to 192,101.16, 265,099.92 and 107,218.20

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Solution

The fourth proportional to 192,101.16, 265,099.92 and 107,218.20 is: 147,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,101.16 : 265,099.92 = 107,218.20 : x
  2. Step 2: Convert to fraction form
    192,101.16/265,099.92 = 107,218.20/x
  3. Step 3: Cross multiply
    192,101.16x = 265,099.92 × 107,218.20
  4. Step 4: Simplify right side
    192,101.16x = 28,423,536,242.54
  5. Step 5: Solve for x
    x = 28,423,536,242.54/192,101.16
  6. Step 6: Final answer
    x = 147,961.29

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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.