Home / 329,389.43-494,113.31-92,734.16

Finding the Fourth Proportional to 329,389.43, 494,113.31 and 92,734.16

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Solution

The fourth proportional to 329,389.43, 494,113.31 and 92,734.16 is: 139,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,389.43 : 494,113.31 = 92,734.16 : x
  2. Step 2: Convert to fraction form
    329,389.43/494,113.31 = 92,734.16/x
  3. Step 3: Cross multiply
    329,389.43x = 494,113.31 × 92,734.16
  4. Step 4: Simplify right side
    329,389.43x = 45,821,182,284.00
  5. Step 5: Solve for x
    x = 45,821,182,284.00/329,389.43
  6. Step 6: Final answer
    x = 139,109.45

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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.