Home / 268,776.36-370,911.42-147,926.25

Finding the Fourth Proportional to 268,776.36, 370,911.42 and 147,926.25

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Solution

The fourth proportional to 268,776.36, 370,911.42 and 147,926.25 is: 204,138.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,776.36 : 370,911.42 = 147,926.25 : x
  2. Step 2: Convert to fraction form
    268,776.36/370,911.42 = 147,926.25/x
  3. Step 3: Cross multiply
    268,776.36x = 370,911.42 × 147,926.25
  4. Step 4: Simplify right side
    268,776.36x = 54,867,535,442.78
  5. Step 5: Solve for x
    x = 54,867,535,442.78/268,776.36
  6. Step 6: Final answer
    x = 204,138.25

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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.