Home / 252,046.08-347,824.80-138,868.56

Finding the Fourth Proportional to 252,046.08, 347,824.80 and 138,868.56

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Solution

The fourth proportional to 252,046.08, 347,824.80 and 138,868.56 is: 191,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,046.08 : 347,824.80 = 138,868.56 : x
  2. Step 2: Convert to fraction form
    252,046.08/347,824.80 = 138,868.56/x
  3. Step 3: Cross multiply
    252,046.08x = 347,824.80 × 138,868.56
  4. Step 4: Simplify right side
    252,046.08x = 48,301,929,108.29
  5. Step 5: Solve for x
    x = 48,301,929,108.29/252,046.08
  6. Step 6: Final answer
    x = 191,639.28

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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.