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Finding the Fourth Proportional to 132,752.08, 199,020.09 and 61,719.51

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Solution

The fourth proportional to 132,752.08, 199,020.09 and 61,719.51 is: 92,529.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,752.08 : 199,020.09 = 61,719.51 : x
  2. Step 2: Convert to fraction form
    132,752.08/199,020.09 = 61,719.51/x
  3. Step 3: Cross multiply
    132,752.08x = 199,020.09 × 61,719.51
  4. Step 4: Simplify right side
    132,752.08x = 12,283,422,434.96
  5. Step 5: Solve for x
    x = 12,283,422,434.96/132,752.08
  6. Step 6: Final answer
    x = 92,529.04

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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.