Home / 106,090.43-159,140.61-35,019.26

Finding the Fourth Proportional to 106,090.43, 159,140.61 and 35,019.26

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Solution

The fourth proportional to 106,090.43, 159,140.61 and 35,019.26 is: 52,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,090.43 : 159,140.61 = 35,019.26 : x
  2. Step 2: Convert to fraction form
    106,090.43/159,140.61 = 35,019.26/x
  3. Step 3: Cross multiply
    106,090.43x = 159,140.61 × 35,019.26
  4. Step 4: Simplify right side
    106,090.43x = 5,572,986,398.15
  5. Step 5: Solve for x
    x = 5,572,986,398.15/106,090.43
  6. Step 6: Final answer
    x = 52,530.53

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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.