Home / 159,634.94-220,297.73-88,017.57

Finding the Fourth Proportional to 159,634.94, 220,297.73 and 88,017.57

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Solution

The fourth proportional to 159,634.94, 220,297.73 and 88,017.57 is: 121,465.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,634.94 : 220,297.73 = 88,017.57 : x
  2. Step 2: Convert to fraction form
    159,634.94/220,297.73 = 88,017.57/x
  3. Step 3: Cross multiply
    159,634.94x = 220,297.73 × 88,017.57
  4. Step 4: Simplify right side
    159,634.94x = 19,390,070,431.03
  5. Step 5: Solve for x
    x = 19,390,070,431.03/159,634.94
  6. Step 6: Final answer
    x = 121,465.08

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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.