Home / 107,145.12-160,732.24-44,801.04

Finding the Fourth Proportional to 107,145.12, 160,732.24 and 44,801.04

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Solution

The fourth proportional to 107,145.12, 160,732.24 and 44,801.04 is: 67,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,145.12 : 160,732.24 = 44,801.04 : x
  2. Step 2: Convert to fraction form
    107,145.12/160,732.24 = 44,801.04/x
  3. Step 3: Cross multiply
    107,145.12x = 160,732.24 × 44,801.04
  4. Step 4: Simplify right side
    107,145.12x = 7,200,971,513.53
  5. Step 5: Solve for x
    x = 7,200,971,513.53/107,145.12
  6. Step 6: Final answer
    x = 67,207.65

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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.