Home / 79,679.24-119,507.28-23,516.60

Finding the Fourth Proportional to 79,679.24, 119,507.28 and 23,516.60

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Solution

The fourth proportional to 79,679.24, 119,507.28 and 23,516.60 is: 35,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,679.24 : 119,507.28 = 23,516.60 : x
  2. Step 2: Convert to fraction form
    79,679.24/119,507.28 = 23,516.60/x
  3. Step 3: Cross multiply
    79,679.24x = 119,507.28 × 23,516.60
  4. Step 4: Simplify right side
    79,679.24x = 2,810,404,900.85
  5. Step 5: Solve for x
    x = 2,810,404,900.85/79,679.24
  6. Step 6: Final answer
    x = 35,271.48

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1.5x scale

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.