Home / 220,942.89-304,904.75-125,452.17

Finding the Fourth Proportional to 220,942.89, 304,904.75 and 125,452.17

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Solution

The fourth proportional to 220,942.89, 304,904.75 and 125,452.17 is: 173,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,942.89 : 304,904.75 = 125,452.17 : x
  2. Step 2: Convert to fraction form
    220,942.89/304,904.75 = 125,452.17/x
  3. Step 3: Cross multiply
    220,942.89x = 304,904.75 × 125,452.17
  4. Step 4: Simplify right side
    220,942.89x = 38,250,961,903.55
  5. Step 5: Solve for x
    x = 38,250,961,903.55/220,942.89
  6. Step 6: Final answer
    x = 173,126.01

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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.