Home / 78,558.35-108,412.97-44,568.27

Finding the Fourth Proportional to 78,558.35, 108,412.97 and 44,568.27

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Solution

The fourth proportional to 78,558.35, 108,412.97 and 44,568.27 is: 61,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,558.35 : 108,412.97 = 44,568.27 : x
  2. Step 2: Convert to fraction form
    78,558.35/108,412.97 = 44,568.27/x
  3. Step 3: Cross multiply
    78,558.35x = 108,412.97 × 44,568.27
  4. Step 4: Simplify right side
    78,558.35x = 4,831,778,116.06
  5. Step 5: Solve for x
    x = 4,831,778,116.06/78,558.35
  6. Step 6: Final answer
    x = 61,505.60

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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.