Home / 240,115.33-360,160.01-121,783.60

Finding the Fourth Proportional to 240,115.33, 360,160.01 and 121,783.60

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Solution

The fourth proportional to 240,115.33, 360,160.01 and 121,783.60 is: 182,668.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,115.33 : 360,160.01 = 121,783.60 : x
  2. Step 2: Convert to fraction form
    240,115.33/360,160.01 = 121,783.60/x
  3. Step 3: Cross multiply
    240,115.33x = 360,160.01 × 121,783.60
  4. Step 4: Simplify right side
    240,115.33x = 43,861,580,793.04
  5. Step 5: Solve for x
    x = 43,861,580,793.04/240,115.33
  6. Step 6: Final answer
    x = 182,668.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.