Home / 104,093.01-155,752.20-91,382.85

Finding the Fourth Proportional to 104,093.01, 155,752.20 and 91,382.85

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Solution

The fourth proportional to 104,093.01, 155,752.20 and 91,382.85 is: 136,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,093.01 : 155,752.20 = 91,382.85 : x
  2. Step 2: Convert to fraction form
    104,093.01/155,752.20 = 91,382.85/x
  3. Step 3: Cross multiply
    104,093.01x = 155,752.20 × 91,382.85
  4. Step 4: Simplify right side
    104,093.01x = 14,233,079,929.77
  5. Step 5: Solve for x
    x = 14,233,079,929.77/104,093.01
  6. Step 6: Final answer
    x = 136,734.25

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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.