Home / 71,268.36-106,900.71-41,327.22

Finding the Fourth Proportional to 71,268.36, 106,900.71 and 41,327.22

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Solution

The fourth proportional to 71,268.36, 106,900.71 and 41,327.22 is: 61,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,268.36 : 106,900.71 = 41,327.22 : x
  2. Step 2: Convert to fraction form
    71,268.36/106,900.71 = 41,327.22/x
  3. Step 3: Cross multiply
    71,268.36x = 106,900.71 × 41,327.22
  4. Step 4: Simplify right side
    71,268.36x = 4,417,909,160.33
  5. Step 5: Solve for x
    x = 4,417,909,160.33/71,268.36
  6. Step 6: Final answer
    x = 61,989.77

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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.