Home / 563,383.90-845,067.69-136,922.86

Finding the Fourth Proportional to 563,383.90, 845,067.69 and 136,922.86

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Solution

The fourth proportional to 563,383.90, 845,067.69 and 136,922.86 is: 205,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,383.90 : 845,067.69 = 136,922.86 : x
  2. Step 2: Convert to fraction form
    563,383.90/845,067.69 = 136,922.86/x
  3. Step 3: Cross multiply
    563,383.90x = 845,067.69 × 136,922.86
  4. Step 4: Simplify right side
    563,383.90x = 115,709,085,008.39
  5. Step 5: Solve for x
    x = 115,709,085,008.39/563,383.90
  6. Step 6: Final answer
    x = 205,382.31

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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.