Home / 119,850.96-165,390.33-66,136.01

Finding the Fourth Proportional to 119,850.96, 165,390.33 and 66,136.01

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Solution

The fourth proportional to 119,850.96, 165,390.33 and 66,136.01 is: 91,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,850.96 : 165,390.33 = 66,136.01 : x
  2. Step 2: Convert to fraction form
    119,850.96/165,390.33 = 66,136.01/x
  3. Step 3: Cross multiply
    119,850.96x = 165,390.33 × 66,136.01
  4. Step 4: Simplify right side
    119,850.96x = 10,938,255,691.83
  5. Step 5: Solve for x
    x = 10,938,255,691.83/119,850.96
  6. Step 6: Final answer
    x = 91,265.48

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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.