Home / 253,933.47-350,425.94-139,210.02

Finding the Fourth Proportional to 253,933.47, 350,425.94 and 139,210.02

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Solution

The fourth proportional to 253,933.47, 350,425.94 and 139,210.02 is: 192,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,933.47 : 350,425.94 = 139,210.02 : x
  2. Step 2: Convert to fraction form
    253,933.47/350,425.94 = 139,210.02/x
  3. Step 3: Cross multiply
    253,933.47x = 350,425.94 × 139,210.02
  4. Step 4: Simplify right side
    253,933.47x = 48,782,801,419.87
  5. Step 5: Solve for x
    x = 48,782,801,419.87/253,933.47
  6. Step 6: Final answer
    x = 192,108.59

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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.