Home / 79,724.25-119,607.03-35,340.30

Finding the Fourth Proportional to 79,724.25, 119,607.03 and 35,340.30

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Solution

The fourth proportional to 79,724.25, 119,607.03 and 35,340.30 is: 53,019.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,724.25 : 119,607.03 = 35,340.30 : x
  2. Step 2: Convert to fraction form
    79,724.25/119,607.03 = 35,340.30/x
  3. Step 3: Cross multiply
    79,724.25x = 119,607.03 × 35,340.30
  4. Step 4: Simplify right side
    79,724.25x = 4,226,948,322.31
  5. Step 5: Solve for x
    x = 4,226,948,322.31/79,724.25
  6. Step 6: Final answer
    x = 53,019.61

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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.