Home / 205,565.26-283,727.46-133,820.32

Finding the Fourth Proportional to 205,565.26, 283,727.46 and 133,820.32

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Solution

The fourth proportional to 205,565.26, 283,727.46 and 133,820.32 is: 184,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,565.26 : 283,727.46 = 133,820.32 : x
  2. Step 2: Convert to fraction form
    205,565.26/283,727.46 = 133,820.32/x
  3. Step 3: Cross multiply
    205,565.26x = 283,727.46 × 133,820.32
  4. Step 4: Simplify right side
    205,565.26x = 37,968,499,489.99
  5. Step 5: Solve for x
    x = 37,968,499,489.99/205,565.26
  6. Step 6: Final answer
    x = 184,702.90

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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.