Home / 160,858.64-222,011.48-89,261.73

Finding the Fourth Proportional to 160,858.64, 222,011.48 and 89,261.73

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Solution

The fourth proportional to 160,858.64, 222,011.48 and 89,261.73 is: 123,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,858.64 : 222,011.48 = 89,261.73 : x
  2. Step 2: Convert to fraction form
    160,858.64/222,011.48 = 89,261.73/x
  3. Step 3: Cross multiply
    160,858.64x = 222,011.48 × 89,261.73
  4. Step 4: Simplify right side
    160,858.64x = 19,817,129,007.81
  5. Step 5: Solve for x
    x = 19,817,129,007.81/160,858.64
  6. Step 6: Final answer
    x = 123,195.92

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1.5x scale

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.