Home / 160,388.32-221,356.56-96,760.48

Finding the Fourth Proportional to 160,388.32, 221,356.56 and 96,760.48

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Solution

The fourth proportional to 160,388.32, 221,356.56 and 96,760.48 is: 133,541.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,388.32 : 221,356.56 = 96,760.48 : x
  2. Step 2: Convert to fraction form
    160,388.32/221,356.56 = 96,760.48/x
  3. Step 3: Cross multiply
    160,388.32x = 221,356.56 × 96,760.48
  4. Step 4: Simplify right side
    160,388.32x = 21,418,566,996.75
  5. Step 5: Solve for x
    x = 21,418,566,996.75/160,388.32
  6. Step 6: Final answer
    x = 133,541.94

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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.