Home / 268,003.16-401,626.79-148,114.10

Finding the Fourth Proportional to 268,003.16, 401,626.79 and 148,114.10

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Solution

The fourth proportional to 268,003.16, 401,626.79 and 148,114.10 is: 221,962.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,003.16 : 401,626.79 = 148,114.10 : x
  2. Step 2: Convert to fraction form
    268,003.16/401,626.79 = 148,114.10/x
  3. Step 3: Cross multiply
    268,003.16x = 401,626.79 × 148,114.10
  4. Step 4: Simplify right side
    268,003.16x = 59,486,591,355.66
  5. Step 5: Solve for x
    x = 59,486,591,355.66/268,003.16
  6. Step 6: Final answer
    x = 221,962.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.