Home / 293,109.57-439,717.01-103,679.73

Finding the Fourth Proportional to 293,109.57, 439,717.01 and 103,679.73

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Solution

The fourth proportional to 293,109.57, 439,717.01 and 103,679.73 is: 155,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,109.57 : 439,717.01 = 103,679.73 : x
  2. Step 2: Convert to fraction form
    293,109.57/439,717.01 = 103,679.73/x
  3. Step 3: Cross multiply
    293,109.57x = 439,717.01 × 103,679.73
  4. Step 4: Simplify right side
    293,109.57x = 45,589,740,354.81
  5. Step 5: Solve for x
    x = 45,589,740,354.81/293,109.57
  6. Step 6: Final answer
    x = 155,538.22

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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.