Home / 79,815.27-119,741.69-23,655.84

Finding the Fourth Proportional to 79,815.27, 119,741.69 and 23,655.84

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Solution

The fourth proportional to 79,815.27, 119,741.69 and 23,655.84 is: 35,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,815.27 : 119,741.69 = 23,655.84 : x
  2. Step 2: Convert to fraction form
    79,815.27/119,741.69 = 23,655.84/x
  3. Step 3: Cross multiply
    79,815.27x = 119,741.69 × 23,655.84
  4. Step 4: Simplify right side
    79,815.27x = 2,832,590,259.97
  5. Step 5: Solve for x
    x = 2,832,590,259.97/79,815.27
  6. Step 6: Final answer
    x = 35,489.33

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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.