Home / 119,998.43-165,594.65-66,282.29

Finding the Fourth Proportional to 119,998.43, 165,594.65 and 66,282.29

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Solution

The fourth proportional to 119,998.43, 165,594.65 and 66,282.29 is: 91,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,998.43 : 165,594.65 = 66,282.29 : x
  2. Step 2: Convert to fraction form
    119,998.43/165,594.65 = 66,282.29/x
  3. Step 3: Cross multiply
    119,998.43x = 165,594.65 × 66,282.29
  4. Step 4: Simplify right side
    119,998.43x = 10,975,992,613.75
  5. Step 5: Solve for x
    x = 10,975,992,613.75/119,998.43
  6. Step 6: Final answer
    x = 91,467.80

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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.