Home / 268,948.48-371,145.84-148,087.24

Finding the Fourth Proportional to 268,948.48, 371,145.84 and 148,087.24

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Solution

The fourth proportional to 268,948.48, 371,145.84 and 148,087.24 is: 204,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,948.48 : 371,145.84 = 148,087.24 : x
  2. Step 2: Convert to fraction form
    268,948.48/371,145.84 = 148,087.24/x
  3. Step 3: Cross multiply
    268,948.48x = 371,145.84 × 148,087.24
  4. Step 4: Simplify right side
    268,948.48x = 54,961,963,083.08
  5. Step 5: Solve for x
    x = 54,961,963,083.08/268,948.48
  6. Step 6: Final answer
    x = 204,358.70

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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.