Home / 160,195.48-221,066.34-88,578.52

Finding the Fourth Proportional to 160,195.48, 221,066.34 and 88,578.52

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Solution

The fourth proportional to 160,195.48, 221,066.34 and 88,578.52 is: 122,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,195.48 : 221,066.34 = 88,578.52 : x
  2. Step 2: Convert to fraction form
    160,195.48/221,066.34 = 88,578.52/x
  3. Step 3: Cross multiply
    160,195.48x = 221,066.34 × 88,578.52
  4. Step 4: Simplify right side
    160,195.48x = 19,581,729,219.02
  5. Step 5: Solve for x
    x = 19,581,729,219.02/160,195.48
  6. Step 6: Final answer
    x = 122,236.47

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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.