Home / 251,627.87-347,256.01-144,218.63

Finding the Fourth Proportional to 251,627.87, 347,256.01 and 144,218.63

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Solution

The fourth proportional to 251,627.87, 347,256.01 and 144,218.63 is: 199,027.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,627.87 : 347,256.01 = 144,218.63 : x
  2. Step 2: Convert to fraction form
    251,627.87/347,256.01 = 144,218.63/x
  3. Step 3: Cross multiply
    251,627.87x = 347,256.01 × 144,218.63
  4. Step 4: Simplify right side
    251,627.87x = 50,080,784,285.19
  5. Step 5: Solve for x
    x = 50,080,784,285.19/251,627.87
  6. Step 6: Final answer
    x = 199,027.18

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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.