Home / 240,114.07-360,185.18-90,355.65

Finding the Fourth Proportional to 240,114.07, 360,185.18 and 90,355.65

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Solution

The fourth proportional to 240,114.07, 360,185.18 and 90,355.65 is: 135,538.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,114.07 : 360,185.18 = 90,355.65 : x
  2. Step 2: Convert to fraction form
    240,114.07/360,185.18 = 90,355.65/x
  3. Step 3: Cross multiply
    240,114.07x = 360,185.18 × 90,355.65
  4. Step 4: Simplify right side
    240,114.07x = 32,544,766,791.09
  5. Step 5: Solve for x
    x = 32,544,766,791.09/240,114.07
  6. Step 6: Final answer
    x = 135,538.77

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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.