Home / 160,975.63-222,156.44-89,356.85

Finding the Fourth Proportional to 160,975.63, 222,156.44 and 89,356.85

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Solution

The fourth proportional to 160,975.63, 222,156.44 and 89,356.85 is: 123,318.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,975.63 : 222,156.44 = 89,356.85 : x
  2. Step 2: Convert to fraction form
    160,975.63/222,156.44 = 89,356.85/x
  3. Step 3: Cross multiply
    160,975.63x = 222,156.44 × 89,356.85
  4. Step 4: Simplify right side
    160,975.63x = 19,851,199,685.61
  5. Step 5: Solve for x
    x = 19,851,199,685.61/160,975.63
  6. Step 6: Final answer
    x = 123,318.04

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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.