Home / 563,155.07-844,723.55-136,694.39

Finding the Fourth Proportional to 563,155.07, 844,723.55 and 136,694.39

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Solution

The fourth proportional to 563,155.07, 844,723.55 and 136,694.39 is: 205,039.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,155.07 : 844,723.55 = 136,694.39 : x
  2. Step 2: Convert to fraction form
    563,155.07/844,723.55 = 136,694.39/x
  3. Step 3: Cross multiply
    563,155.07x = 844,723.55 × 136,694.39
  4. Step 4: Simplify right side
    563,155.07x = 115,468,966,504.00
  5. Step 5: Solve for x
    x = 115,468,966,504.00/563,155.07
  6. Step 6: Final answer
    x = 205,039.38

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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.