Home / 255,633.48-383,625.18-137,341.08

Finding the Fourth Proportional to 255,633.48, 383,625.18 and 137,341.08

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Solution

The fourth proportional to 255,633.48, 383,625.18 and 137,341.08 is: 206,105.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,633.48 : 383,625.18 = 137,341.08 : x
  2. Step 2: Convert to fraction form
    255,633.48/383,625.18 = 137,341.08/x
  3. Step 3: Cross multiply
    255,633.48x = 383,625.18 × 137,341.08
  4. Step 4: Simplify right side
    255,633.48x = 52,687,496,536.39
  5. Step 5: Solve for x
    x = 52,687,496,536.39/255,633.48
  6. Step 6: Final answer
    x = 206,105.62

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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.