Home / 107,888.72-161,827.20-33,008.87

Finding the Fourth Proportional to 107,888.72, 161,827.20 and 33,008.87

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Solution

The fourth proportional to 107,888.72, 161,827.20 and 33,008.87 is: 49,511.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,888.72 : 161,827.20 = 33,008.87 : x
  2. Step 2: Convert to fraction form
    107,888.72/161,827.20 = 33,008.87/x
  3. Step 3: Cross multiply
    107,888.72x = 161,827.20 × 33,008.87
  4. Step 4: Simplify right side
    107,888.72x = 5,341,733,411.83
  5. Step 5: Solve for x
    x = 5,341,733,411.83/107,888.72
  6. Step 6: Final answer
    x = 49,511.51

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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.