Home / 160,553.13-221,570.60-88,933.14

Finding the Fourth Proportional to 160,553.13, 221,570.60 and 88,933.14

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Solution

The fourth proportional to 160,553.13, 221,570.60 and 88,933.14 is: 122,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,553.13 : 221,570.60 = 88,933.14 : x
  2. Step 2: Convert to fraction form
    160,553.13/221,570.60 = 88,933.14/x
  3. Step 3: Cross multiply
    160,553.13x = 221,570.60 × 88,933.14
  4. Step 4: Simplify right side
    160,553.13x = 19,704,969,189.68
  5. Step 5: Solve for x
    x = 19,704,969,189.68/160,553.13
  6. Step 6: Final answer
    x = 122,731.77

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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.