Home / 160,716.28-221,783.58-89,092

Finding the Fourth Proportional to 160,716.28, 221,783.58 and 89,092

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Solution

The fourth proportional to 160,716.28, 221,783.58 and 89,092 is: 122,944.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,716.28 : 221,783.58 = 89,092 : x
  2. Step 2: Convert to fraction form
    160,716.28/221,783.58 = 89,092/x
  3. Step 3: Cross multiply
    160,716.28x = 221,783.58 × 89,092
  4. Step 4: Simplify right side
    160,716.28x = 19,759,142,709.36
  5. Step 5: Solve for x
    x = 19,759,142,709.36/160,716.28
  6. Step 6: Final answer
    x = 122,944.25

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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.