Home / 51,016.02-70,391.16-29,785.64

Finding the Fourth Proportional to 51,016.02, 70,391.16 and 29,785.64

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Solution

The fourth proportional to 51,016.02, 70,391.16 and 29,785.64 is: 41,097.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,016.02 : 70,391.16 = 29,785.64 : x
  2. Step 2: Convert to fraction form
    51,016.02/70,391.16 = 29,785.64/x
  3. Step 3: Cross multiply
    51,016.02x = 70,391.16 × 29,785.64
  4. Step 4: Simplify right side
    51,016.02x = 2,096,645,750.94
  5. Step 5: Solve for x
    x = 2,096,645,750.94/51,016.02
  6. Step 6: Final answer
    x = 41,097.79

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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.