Home / 243,719.91-336,327.18-134,821.41

Finding the Fourth Proportional to 243,719.91, 336,327.18 and 134,821.41

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Solution

The fourth proportional to 243,719.91, 336,327.18 and 134,821.41 is: 186,050.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,719.91 : 336,327.18 = 134,821.41 : x
  2. Step 2: Convert to fraction form
    243,719.91/336,327.18 = 134,821.41/x
  3. Step 3: Cross multiply
    243,719.91x = 336,327.18 × 134,821.41
  4. Step 4: Simplify right side
    243,719.91x = 45,344,104,628.92
  5. Step 5: Solve for x
    x = 45,344,104,628.92/243,719.91
  6. Step 6: Final answer
    x = 186,050.06

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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.