Home / 251,701.37-347,287.12-148,339.81

Finding the Fourth Proportional to 251,701.37, 347,287.12 and 148,339.81

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Solution

The fourth proportional to 251,701.37, 347,287.12 and 148,339.81 is: 204,673.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,701.37 : 347,287.12 = 148,339.81 : x
  2. Step 2: Convert to fraction form
    251,701.37/347,287.12 = 148,339.81/x
  3. Step 3: Cross multiply
    251,701.37x = 347,287.12 × 148,339.81
  4. Step 4: Simplify right side
    251,701.37x = 51,516,505,396.25
  5. Step 5: Solve for x
    x = 51,516,505,396.25/251,701.37
  6. Step 6: Final answer
    x = 204,673.13

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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.