Home / 79,596.32-109,845.60-43,787.84

Finding the Fourth Proportional to 79,596.32, 109,845.60 and 43,787.84

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Solution

The fourth proportional to 79,596.32, 109,845.60 and 43,787.84 is: 60,428.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,596.32 : 109,845.60 = 43,787.84 : x
  2. Step 2: Convert to fraction form
    79,596.32/109,845.60 = 43,787.84/x
  3. Step 3: Cross multiply
    79,596.32x = 109,845.60 × 43,787.84
  4. Step 4: Simplify right side
    79,596.32x = 4,809,901,557.50
  5. Step 5: Solve for x
    x = 4,809,901,557.50/79,596.32
  6. Step 6: Final answer
    x = 60,428.69

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1.5x scale

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.