Home / 220,734.59-304,721.69-148,111.47

Finding the Fourth Proportional to 220,734.59, 304,721.69 and 148,111.47

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Solution

The fourth proportional to 220,734.59, 304,721.69 and 148,111.47 is: 204,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,734.59 : 304,721.69 = 148,111.47 : x
  2. Step 2: Convert to fraction form
    220,734.59/304,721.69 = 148,111.47/x
  3. Step 3: Cross multiply
    220,734.59x = 304,721.69 × 148,111.47
  4. Step 4: Simplify right side
    220,734.59x = 45,132,776,706.23
  5. Step 5: Solve for x
    x = 45,132,776,706.23/220,734.59
  6. Step 6: Final answer
    x = 204,466.27

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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.