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Finding the Fourth Proportional to 253,633.03, 350,004.94 and 144,743.38

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Solution

The fourth proportional to 253,633.03, 350,004.94 and 144,743.38 is: 199,740.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,633.03 : 350,004.94 = 144,743.38 : x
  2. Step 2: Convert to fraction form
    253,633.03/350,004.94 = 144,743.38/x
  3. Step 3: Cross multiply
    253,633.03x = 350,004.94 × 144,743.38
  4. Step 4: Simplify right side
    253,633.03x = 50,660,898,032.30
  5. Step 5: Solve for x
    x = 50,660,898,032.30/253,633.03
  6. Step 6: Final answer
    x = 199,740.93

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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.