Home / 252,084.22-347,869.29-138,904.54

Finding the Fourth Proportional to 252,084.22, 347,869.29 and 138,904.54

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Solution

The fourth proportional to 252,084.22, 347,869.29 and 138,904.54 is: 191,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,084.22 : 347,869.29 = 138,904.54 : x
  2. Step 2: Convert to fraction form
    252,084.22/347,869.29 = 138,904.54/x
  3. Step 3: Cross multiply
    252,084.22x = 347,869.29 × 138,904.54
  4. Step 4: Simplify right side
    252,084.22x = 48,320,623,707.58
  5. Step 5: Solve for x
    x = 48,320,623,707.58/252,084.22
  6. Step 6: Final answer
    x = 191,684.44

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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.