Home / 49,633.22-68,486.55-29,490.95

Finding the Fourth Proportional to 49,633.22, 68,486.55 and 29,490.95

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Solution

The fourth proportional to 49,633.22, 68,486.55 and 29,490.95 is: 40,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,633.22 : 68,486.55 = 29,490.95 : x
  2. Step 2: Convert to fraction form
    49,633.22/68,486.55 = 29,490.95/x
  3. Step 3: Cross multiply
    49,633.22x = 68,486.55 × 29,490.95
  4. Step 4: Simplify right side
    49,633.22x = 2,019,733,079.29
  5. Step 5: Solve for x
    x = 2,019,733,079.29/49,633.22
  6. Step 6: Final answer
    x = 40,693.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.