Home / 132,669.20-183,081.32-73,053.20

Finding the Fourth Proportional to 132,669.20, 183,081.32 and 73,053.20

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Solution

The fourth proportional to 132,669.20, 183,081.32 and 73,053.20 is: 100,812.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,669.20 : 183,081.32 = 73,053.20 : x
  2. Step 2: Convert to fraction form
    132,669.20/183,081.32 = 73,053.20/x
  3. Step 3: Cross multiply
    132,669.20x = 183,081.32 × 73,053.20
  4. Step 4: Simplify right side
    132,669.20x = 13,374,676,286.22
  5. Step 5: Solve for x
    x = 13,374,676,286.22/132,669.20
  6. Step 6: Final answer
    x = 100,812.22

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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.