Home / 75,022.13-112,588.50-35,579.36

Finding the Fourth Proportional to 75,022.13, 112,588.50 and 35,579.36

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Solution

The fourth proportional to 75,022.13, 112,588.50 and 35,579.36 is: 53,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,022.13 : 112,588.50 = 35,579.36 : x
  2. Step 2: Convert to fraction form
    75,022.13/112,588.50 = 35,579.36/x
  3. Step 3: Cross multiply
    75,022.13x = 112,588.50 × 35,579.36
  4. Step 4: Simplify right side
    75,022.13x = 4,005,826,773.36
  5. Step 5: Solve for x
    x = 4,005,826,773.36/75,022.13
  6. Step 6: Final answer
    x = 53,395.27

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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.