Home / 292,661.26-438,690.57-115,096.30

Finding the Fourth Proportional to 292,661.26, 438,690.57 and 115,096.30

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Solution

The fourth proportional to 292,661.26, 438,690.57 and 115,096.30 is: 172,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,661.26 : 438,690.57 = 115,096.30 : x
  2. Step 2: Convert to fraction form
    292,661.26/438,690.57 = 115,096.30/x
  3. Step 3: Cross multiply
    292,661.26x = 438,690.57 × 115,096.30
  4. Step 4: Simplify right side
    292,661.26x = 50,491,661,451.89
  5. Step 5: Solve for x
    x = 50,491,661,451.89/292,661.26
  6. Step 6: Final answer
    x = 172,525.95

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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.