Home / 62,129.12-85,735.14-35,268.04

Finding the Fourth Proportional to 62,129.12, 85,735.14 and 35,268.04

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Solution

The fourth proportional to 62,129.12, 85,735.14 and 35,268.04 is: 48,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,129.12 : 85,735.14 = 35,268.04 : x
  2. Step 2: Convert to fraction form
    62,129.12/85,735.14 = 35,268.04/x
  3. Step 3: Cross multiply
    62,129.12x = 85,735.14 × 35,268.04
  4. Step 4: Simplify right side
    62,129.12x = 3,023,709,918.25
  5. Step 5: Solve for x
    x = 3,023,709,918.25/62,129.12
  6. Step 6: Final answer
    x = 48,668.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.