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Finding the Fourth Proportional to 254,092.33, 350,644.98 and 139,368.59

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Solution

The fourth proportional to 254,092.33, 350,644.98 and 139,368.59 is: 192,327.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,092.33 : 350,644.98 = 139,368.59 : x
  2. Step 2: Convert to fraction form
    254,092.33/350,644.98 = 139,368.59/x
  3. Step 3: Cross multiply
    254,092.33x = 350,644.98 × 139,368.59
  4. Step 4: Simplify right side
    254,092.33x = 48,868,896,453.18
  5. Step 5: Solve for x
    x = 48,868,896,453.18/254,092.33
  6. Step 6: Final answer
    x = 192,327.32

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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.