Home / 536,724.91-805,086.69-137,365.89

Finding the Fourth Proportional to 536,724.91, 805,086.69 and 137,365.89

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Solution

The fourth proportional to 536,724.91, 805,086.69 and 137,365.89 is: 206,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,724.91 : 805,086.69 = 137,365.89 : x
  2. Step 2: Convert to fraction form
    536,724.91/805,086.69 = 137,365.89/x
  3. Step 3: Cross multiply
    536,724.91x = 805,086.69 × 137,365.89
  4. Step 4: Simplify right side
    536,724.91x = 110,591,449,699.00
  5. Step 5: Solve for x
    x = 110,591,449,699.00/536,724.91
  6. Step 6: Final answer
    x = 206,048.66

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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.