Home / 329,376.08-494,064.12-92,743.76

Finding the Fourth Proportional to 329,376.08, 494,064.12 and 92,743.76

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Solution

The fourth proportional to 329,376.08, 494,064.12 and 92,743.76 is: 139,115.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,376.08 : 494,064.12 = 92,743.76 : x
  2. Step 2: Convert to fraction form
    329,376.08/494,064.12 = 92,743.76/x
  3. Step 3: Cross multiply
    329,376.08x = 494,064.12 × 92,743.76
  4. Step 4: Simplify right side
    329,376.08x = 45,821,364,169.89
  5. Step 5: Solve for x
    x = 45,821,364,169.89/329,376.08
  6. Step 6: Final answer
    x = 139,115.64

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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.