Home / 88,003.35-132,021.27-28,842.21

Finding the Fourth Proportional to 88,003.35, 132,021.27 and 28,842.21

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Solution

The fourth proportional to 88,003.35, 132,021.27 and 28,842.21 is: 43,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,003.35 : 132,021.27 = 28,842.21 : x
  2. Step 2: Convert to fraction form
    88,003.35/132,021.27 = 28,842.21/x
  3. Step 3: Cross multiply
    88,003.35x = 132,021.27 × 28,842.21
  4. Step 4: Simplify right side
    88,003.35x = 3,807,785,193.81
  5. Step 5: Solve for x
    x = 3,807,785,193.81/88,003.35
  6. Step 6: Final answer
    x = 43,268.64

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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.