Home / 79,349.94-109,496.07-43,539.84

Finding the Fourth Proportional to 79,349.94, 109,496.07 and 43,539.84

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Solution

The fourth proportional to 79,349.94, 109,496.07 and 43,539.84 is: 60,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,349.94 : 109,496.07 = 43,539.84 : x
  2. Step 2: Convert to fraction form
    79,349.94/109,496.07 = 43,539.84/x
  3. Step 3: Cross multiply
    79,349.94x = 109,496.07 × 43,539.84
  4. Step 4: Simplify right side
    79,349.94x = 4,767,441,368.43
  5. Step 5: Solve for x
    x = 4,767,441,368.43/79,349.94
  6. Step 6: Final answer
    x = 60,081.22

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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.