Home / 159,734.39-220,433.47-88,114.59

Finding the Fourth Proportional to 159,734.39, 220,433.47 and 88,114.59

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Solution

The fourth proportional to 159,734.39, 220,433.47 and 88,114.59 is: 121,598.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,734.39 : 220,433.47 = 88,114.59 : x
  2. Step 2: Convert to fraction form
    159,734.39/220,433.47 = 88,114.59/x
  3. Step 3: Cross multiply
    159,734.39x = 220,433.47 × 88,114.59
  4. Step 4: Simplify right side
    159,734.39x = 19,423,404,611.04
  5. Step 5: Solve for x
    x = 19,423,404,611.04/159,734.39
  6. Step 6: Final answer
    x = 121,598.14

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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.