Home / 62,161.43-85,781.12-35,305.07

Finding the Fourth Proportional to 62,161.43, 85,781.12 and 35,305.07

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Solution

The fourth proportional to 62,161.43, 85,781.12 and 35,305.07 is: 48,720.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,161.43 : 85,781.12 = 35,305.07 : x
  2. Step 2: Convert to fraction form
    62,161.43/85,781.12 = 35,305.07/x
  3. Step 3: Cross multiply
    62,161.43x = 85,781.12 × 35,305.07
  4. Step 4: Simplify right side
    62,161.43x = 3,028,507,840.85
  5. Step 5: Solve for x
    x = 3,028,507,840.85/62,161.43
  6. Step 6: Final answer
    x = 48,720.05

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1.5x scale

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.