Home / 71,645.40-107,396.01-29,556.18

Finding the Fourth Proportional to 71,645.40, 107,396.01 and 29,556.18

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Solution

The fourth proportional to 71,645.40, 107,396.01 and 29,556.18 is: 44,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,645.40 : 107,396.01 = 29,556.18 : x
  2. Step 2: Convert to fraction form
    71,645.40/107,396.01 = 29,556.18/x
  3. Step 3: Cross multiply
    71,645.40x = 107,396.01 × 29,556.18
  4. Step 4: Simplify right side
    71,645.40x = 3,174,215,802.84
  5. Step 5: Solve for x
    x = 3,174,215,802.84/71,645.40
  6. Step 6: Final answer
    x = 44,304.53

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1.5x scale

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.