Home / 226,812.03-313,000.24-140,739

Finding the Fourth Proportional to 226,812.03, 313,000.24 and 140,739

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Solution

The fourth proportional to 226,812.03, 313,000.24 and 140,739 is: 194,219.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,812.03 : 313,000.24 = 140,739 : x
  2. Step 2: Convert to fraction form
    226,812.03/313,000.24 = 140,739/x
  3. Step 3: Cross multiply
    226,812.03x = 313,000.24 × 140,739
  4. Step 4: Simplify right side
    226,812.03x = 44,051,340,777.36
  5. Step 5: Solve for x
    x = 44,051,340,777.36/226,812.03
  6. Step 6: Final answer
    x = 194,219.60

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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.