Home / 107,279.27-160,933.03-39,802.12

Finding the Fourth Proportional to 107,279.27, 160,933.03 and 39,802.12

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Solution

The fourth proportional to 107,279.27, 160,933.03 and 39,802.12 is: 59,708.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,279.27 : 160,933.03 = 39,802.12 : x
  2. Step 2: Convert to fraction form
    107,279.27/160,933.03 = 39,802.12/x
  3. Step 3: Cross multiply
    107,279.27x = 160,933.03 × 39,802.12
  4. Step 4: Simplify right side
    107,279.27x = 6,405,475,772.02
  5. Step 5: Solve for x
    x = 6,405,475,772.02/107,279.27
  6. Step 6: Final answer
    x = 59,708.42

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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.