Home / 251,678.16-347,324-144,268.52

Finding the Fourth Proportional to 251,678.16, 347,324 and 144,268.52

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Solution

The fourth proportional to 251,678.16, 347,324 and 144,268.52 is: 199,095.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,678.16 : 347,324 = 144,268.52 : x
  2. Step 2: Convert to fraction form
    251,678.16/347,324 = 144,268.52/x
  3. Step 3: Cross multiply
    251,678.16x = 347,324 × 144,268.52
  4. Step 4: Simplify right side
    251,678.16x = 50,107,919,440.48
  5. Step 5: Solve for x
    x = 50,107,919,440.48/251,678.16
  6. Step 6: Final answer
    x = 199,095.22

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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.