Home / 75,053.98-112,593.26-30,668.82

Finding the Fourth Proportional to 75,053.98, 112,593.26 and 30,668.82

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Solution

The fourth proportional to 75,053.98, 112,593.26 and 30,668.82 is: 46,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,053.98 : 112,593.26 = 30,668.82 : x
  2. Step 2: Convert to fraction form
    75,053.98/112,593.26 = 30,668.82/x
  3. Step 3: Cross multiply
    75,053.98x = 112,593.26 × 30,668.82
  4. Step 4: Simplify right side
    75,053.98x = 3,453,102,424.15
  5. Step 5: Solve for x
    x = 3,453,102,424.15/75,053.98
  6. Step 6: Final answer
    x = 46,008.25

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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.