Home / 251,789.16-347,458.68-144,284.34

Finding the Fourth Proportional to 251,789.16, 347,458.68 and 144,284.34

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Solution

The fourth proportional to 251,789.16, 347,458.68 and 144,284.34 is: 199,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,789.16 : 347,458.68 = 144,284.34 : x
  2. Step 2: Convert to fraction form
    251,789.16/347,458.68 = 144,284.34/x
  3. Step 3: Cross multiply
    251,789.16x = 347,458.68 × 144,284.34
  4. Step 4: Simplify right side
    251,789.16x = 50,132,846,321.07
  5. Step 5: Solve for x
    x = 50,132,846,321.07/251,789.16
  6. Step 6: Final answer
    x = 199,106.45

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1.5x scale

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.