Home / 89,856.33-134,770.18-29,879.81

Finding the Fourth Proportional to 89,856.33, 134,770.18 and 29,879.81

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Solution

The fourth proportional to 89,856.33, 134,770.18 and 29,879.81 is: 44,814.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,856.33 : 134,770.18 = 29,879.81 : x
  2. Step 2: Convert to fraction form
    89,856.33/134,770.18 = 29,879.81/x
  3. Step 3: Cross multiply
    89,856.33x = 134,770.18 × 29,879.81
  4. Step 4: Simplify right side
    89,856.33x = 4,026,907,372.07
  5. Step 5: Solve for x
    x = 4,026,907,372.07/89,856.33
  6. Step 6: Final answer
    x = 44,814.95

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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.