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Finding the Fourth Proportional to 253,634.03, 350,006.32 and 144,744.38

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Solution

The fourth proportional to 253,634.03, 350,006.32 and 144,744.38 is: 199,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,634.03 : 350,006.32 = 144,744.38 : x
  2. Step 2: Convert to fraction form
    253,634.03/350,006.32 = 144,744.38/x
  3. Step 3: Cross multiply
    253,634.03x = 350,006.32 × 144,744.38
  4. Step 4: Simplify right side
    253,634.03x = 50,661,447,784.48
  5. Step 5: Solve for x
    x = 50,661,447,784.48/253,634.03
  6. Step 6: Final answer
    x = 199,742.31

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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.