Home / 262,766.16-394,444.08-105,104.52

Finding the Fourth Proportional to 262,766.16, 394,444.08 and 105,104.52

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Solution

The fourth proportional to 262,766.16, 394,444.08 and 105,104.52 is: 157,774.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,766.16 : 394,444.08 = 105,104.52 : x
  2. Step 2: Convert to fraction form
    262,766.16/394,444.08 = 105,104.52/x
  3. Step 3: Cross multiply
    262,766.16x = 394,444.08 × 105,104.52
  4. Step 4: Simplify right side
    262,766.16x = 41,457,855,695.24
  5. Step 5: Solve for x
    x = 41,457,855,695.24/262,766.16
  6. Step 6: Final answer
    x = 157,774.71

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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.