Home / 79,431.66-119,178.36-35,027.10

Finding the Fourth Proportional to 79,431.66, 119,178.36 and 35,027.10

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Solution

The fourth proportional to 79,431.66, 119,178.36 and 35,027.10 is: 52,554.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,431.66 : 119,178.36 = 35,027.10 : x
  2. Step 2: Convert to fraction form
    79,431.66/119,178.36 = 35,027.10/x
  3. Step 3: Cross multiply
    79,431.66x = 119,178.36 × 35,027.10
  4. Step 4: Simplify right side
    79,431.66x = 4,174,472,333.56
  5. Step 5: Solve for x
    x = 4,174,472,333.56/79,431.66
  6. Step 6: Final answer
    x = 52,554.26

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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.