Home / 268,186.09-370,103.03-147,334.90

Finding the Fourth Proportional to 268,186.09, 370,103.03 and 147,334.90

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Solution

The fourth proportional to 268,186.09, 370,103.03 and 147,334.90 is: 203,325.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,186.09 : 370,103.03 = 147,334.90 : x
  2. Step 2: Convert to fraction form
    268,186.09/370,103.03 = 147,334.90/x
  3. Step 3: Cross multiply
    268,186.09x = 370,103.03 × 147,334.90
  4. Step 4: Simplify right side
    268,186.09x = 54,529,092,914.75
  5. Step 5: Solve for x
    x = 54,529,092,914.75/268,186.09
  6. Step 6: Final answer
    x = 203,325.58

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1.5x scale

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.