Home / 243,731.22-365,449.20-159,389.56

Finding the Fourth Proportional to 243,731.22, 365,449.20 and 159,389.56

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Solution

The fourth proportional to 243,731.22, 365,449.20 and 159,389.56 is: 238,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,731.22 : 365,449.20 = 159,389.56 : x
  2. Step 2: Convert to fraction form
    243,731.22/365,449.20 = 159,389.56/x
  3. Step 3: Cross multiply
    243,731.22x = 365,449.20 × 159,389.56
  4. Step 4: Simplify right side
    243,731.22x = 58,248,787,190.35
  5. Step 5: Solve for x
    x = 58,248,787,190.35/243,731.22
  6. Step 6: Final answer
    x = 238,987.80

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1.5x scale

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.