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Finding the Fourth Proportional to 202,652.01, 279,674.24 and 112,006.02

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Solution

The fourth proportional to 202,652.01, 279,674.24 and 112,006.02 is: 154,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,652.01 : 279,674.24 = 112,006.02 : x
  2. Step 2: Convert to fraction form
    202,652.01/279,674.24 = 112,006.02/x
  3. Step 3: Cross multiply
    202,652.01x = 279,674.24 × 112,006.02
  4. Step 4: Simplify right side
    202,652.01x = 31,325,197,958.89
  5. Step 5: Solve for x
    x = 31,325,197,958.89/202,652.01
  6. Step 6: Final answer
    x = 154,576.30

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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.