Home / 132,628.29-183,025.15-72,199.44

Finding the Fourth Proportional to 132,628.29, 183,025.15 and 72,199.44

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Solution

The fourth proportional to 132,628.29, 183,025.15 and 72,199.44 is: 99,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,628.29 : 183,025.15 = 72,199.44 : x
  2. Step 2: Convert to fraction form
    132,628.29/183,025.15 = 72,199.44/x
  3. Step 3: Cross multiply
    132,628.29x = 183,025.15 × 72,199.44
  4. Step 4: Simplify right side
    132,628.29x = 13,214,313,335.92
  5. Step 5: Solve for x
    x = 13,214,313,335.92/132,628.29
  6. Step 6: Final answer
    x = 99,634.20

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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.