Home / 75,090.96-112,652.64-22,505.04

Finding the Fourth Proportional to 75,090.96, 112,652.64 and 22,505.04

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Solution

The fourth proportional to 75,090.96, 112,652.64 and 22,505.04 is: 33,762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,090.96 : 112,652.64 = 22,505.04 : x
  2. Step 2: Convert to fraction form
    75,090.96/112,652.64 = 22,505.04/x
  3. Step 3: Cross multiply
    75,090.96x = 112,652.64 × 22,505.04
  4. Step 4: Simplify right side
    75,090.96x = 2,535,252,169.31
  5. Step 5: Solve for x
    x = 2,535,252,169.31/75,090.96
  6. Step 6: Final answer
    x = 33,762.42

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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.