Home / 53,239.12-79,655.64-32,101.36

Finding the Fourth Proportional to 53,239.12, 79,655.64 and 32,101.36

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Solution

The fourth proportional to 53,239.12, 79,655.64 and 32,101.36 is: 48,029.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,239.12 : 79,655.64 = 32,101.36 : x
  2. Step 2: Convert to fraction form
    53,239.12/79,655.64 = 32,101.36/x
  3. Step 3: Cross multiply
    53,239.12x = 79,655.64 × 32,101.36
  4. Step 4: Simplify right side
    53,239.12x = 2,557,054,375.67
  5. Step 5: Solve for x
    x = 2,557,054,375.67/53,239.12
  6. Step 6: Final answer
    x = 48,029.61

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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.