Home / 263,632.35-363,808.15-142,772.66

Finding the Fourth Proportional to 263,632.35, 363,808.15 and 142,772.66

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Solution

The fourth proportional to 263,632.35, 363,808.15 and 142,772.66 is: 197,023.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,632.35 : 363,808.15 = 142,772.66 : x
  2. Step 2: Convert to fraction form
    263,632.35/363,808.15 = 142,772.66/x
  3. Step 3: Cross multiply
    263,632.35x = 363,808.15 × 142,772.66
  4. Step 4: Simplify right side
    263,632.35x = 51,941,854,772.28
  5. Step 5: Solve for x
    x = 51,941,854,772.28/263,632.35
  6. Step 6: Final answer
    x = 197,023.83

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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.