Home / 160,798.26-221,908.77-89,173.47

Finding the Fourth Proportional to 160,798.26, 221,908.77 and 89,173.47

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Solution

The fourth proportional to 160,798.26, 221,908.77 and 89,173.47 is: 123,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,798.26 : 221,908.77 = 89,173.47 : x
  2. Step 2: Convert to fraction form
    160,798.26/221,908.77 = 89,173.47/x
  3. Step 3: Cross multiply
    160,798.26x = 221,908.77 × 89,173.47
  4. Step 4: Simplify right side
    160,798.26x = 19,788,375,044.33
  5. Step 5: Solve for x
    x = 19,788,375,044.33/160,798.26
  6. Step 6: Final answer
    x = 123,063.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.