Home / 252,055.49-347,822.82-143,157.15

Finding the Fourth Proportional to 252,055.49, 347,822.82 and 143,157.15

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Solution

The fourth proportional to 252,055.49, 347,822.82 and 143,157.15 is: 197,549.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,055.49 : 347,822.82 = 143,157.15 : x
  2. Step 2: Convert to fraction form
    252,055.49/347,822.82 = 143,157.15/x
  3. Step 3: Cross multiply
    252,055.49x = 347,822.82 × 143,157.15
  4. Step 4: Simplify right side
    252,055.49x = 49,793,323,616.16
  5. Step 5: Solve for x
    x = 49,793,323,616.16/252,055.49
  6. Step 6: Final answer
    x = 197,549.06

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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.