Home / 160,530.53-240,828.66-71,793

Finding the Fourth Proportional to 160,530.53, 240,828.66 and 71,793

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Solution

The fourth proportional to 160,530.53, 240,828.66 and 71,793 is: 107,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,530.53 : 240,828.66 = 71,793 : x
  2. Step 2: Convert to fraction form
    160,530.53/240,828.66 = 71,793/x
  3. Step 3: Cross multiply
    160,530.53x = 240,828.66 × 71,793
  4. Step 4: Simplify right side
    160,530.53x = 17,289,811,987.38
  5. Step 5: Solve for x
    x = 17,289,811,987.38/160,530.53
  6. Step 6: Final answer
    x = 107,704.20

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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.