Home / 263,242.07-363,273.66-142,382.98

Finding the Fourth Proportional to 263,242.07, 363,273.66 and 142,382.98

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Solution

The fourth proportional to 263,242.07, 363,273.66 and 142,382.98 is: 196,488.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,242.07 : 363,273.66 = 142,382.98 : x
  2. Step 2: Convert to fraction form
    263,242.07/363,273.66 = 142,382.98/x
  3. Step 3: Cross multiply
    263,242.07x = 363,273.66 × 142,382.98
  4. Step 4: Simplify right side
    263,242.07x = 51,723,986,720.40
  5. Step 5: Solve for x
    x = 51,723,986,720.40/263,242.07
  6. Step 6: Final answer
    x = 196,488.30

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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.