Home / 209,874.30-314,811.45-151,262.70

Finding the Fourth Proportional to 209,874.30, 314,811.45 and 151,262.70

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Solution

The fourth proportional to 209,874.30, 314,811.45 and 151,262.70 is: 226,894.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,874.30 : 314,811.45 = 151,262.70 : x
  2. Step 2: Convert to fraction form
    209,874.30/314,811.45 = 151,262.70/x
  3. Step 3: Cross multiply
    209,874.30x = 314,811.45 × 151,262.70
  4. Step 4: Simplify right side
    209,874.30x = 47,619,229,917.92
  5. Step 5: Solve for x
    x = 47,619,229,917.92/209,874.30
  6. Step 6: Final answer
    x = 226,894.05

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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.