Home / 268,578.24-370,640.44-146,071.76

Finding the Fourth Proportional to 268,578.24, 370,640.44 and 146,071.76

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Solution

The fourth proportional to 268,578.24, 370,640.44 and 146,071.76 is: 201,580.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,578.24 : 370,640.44 = 146,071.76 : x
  2. Step 2: Convert to fraction form
    268,578.24/370,640.44 = 146,071.76/x
  3. Step 3: Cross multiply
    268,578.24x = 370,640.44 × 146,071.76
  4. Step 4: Simplify right side
    268,578.24x = 54,140,101,397.97
  5. Step 5: Solve for x
    x = 54,140,101,397.97/268,578.24
  6. Step 6: Final answer
    x = 201,580.37

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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.