Home / 66,558.66-99,867.26-34,961.39

Finding the Fourth Proportional to 66,558.66, 99,867.26 and 34,961.39

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Solution

The fourth proportional to 66,558.66, 99,867.26 and 34,961.39 is: 52,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,558.66 : 99,867.26 = 34,961.39 : x
  2. Step 2: Convert to fraction form
    66,558.66/99,867.26 = 34,961.39/x
  3. Step 3: Cross multiply
    66,558.66x = 99,867.26 × 34,961.39
  4. Step 4: Simplify right side
    66,558.66x = 3,491,497,550.95
  5. Step 5: Solve for x
    x = 3,491,497,550.95/66,558.66
  6. Step 6: Final answer
    x = 52,457.45

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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.