Home / 119,884.46-165,428.77-66,166.02

Finding the Fourth Proportional to 119,884.46, 165,428.77 and 66,166.02

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Solution

The fourth proportional to 119,884.46, 165,428.77 and 66,166.02 is: 91,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,884.46 : 165,428.77 = 66,166.02 : x
  2. Step 2: Convert to fraction form
    119,884.46/165,428.77 = 66,166.02/x
  3. Step 3: Cross multiply
    119,884.46x = 165,428.77 × 66,166.02
  4. Step 4: Simplify right side
    119,884.46x = 10,945,762,766.75
  5. Step 5: Solve for x
    x = 10,945,762,766.75/119,884.46
  6. Step 6: Final answer
    x = 91,302.60

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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.