Home / 160,942.03-222,089.66-89,322.10

Finding the Fourth Proportional to 160,942.03, 222,089.66 and 89,322.10

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Solution

The fourth proportional to 160,942.03, 222,089.66 and 89,322.10 is: 123,258.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,942.03 : 222,089.66 = 89,322.10 : x
  2. Step 2: Convert to fraction form
    160,942.03/222,089.66 = 89,322.10/x
  3. Step 3: Cross multiply
    160,942.03x = 222,089.66 × 89,322.10
  4. Step 4: Simplify right side
    160,942.03x = 19,837,514,372.88
  5. Step 5: Solve for x
    x = 19,837,514,372.88/160,942.03
  6. Step 6: Final answer
    x = 123,258.76

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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.