Home / 106,218.38-159,351.58-35,140.84

Finding the Fourth Proportional to 106,218.38, 159,351.58 and 35,140.84

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Solution

The fourth proportional to 106,218.38, 159,351.58 and 35,140.84 is: 52,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,218.38 : 159,351.58 = 35,140.84 : x
  2. Step 2: Convert to fraction form
    106,218.38/159,351.58 = 35,140.84/x
  3. Step 3: Cross multiply
    106,218.38x = 159,351.58 × 35,140.84
  4. Step 4: Simplify right side
    106,218.38x = 5,599,748,376.53
  5. Step 5: Solve for x
    x = 5,599,748,376.53/106,218.38
  6. Step 6: Final answer
    x = 52,719.20

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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.