Home / 252,485.40-348,556.11-157,022.85

Finding the Fourth Proportional to 252,485.40, 348,556.11 and 157,022.85

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Solution

The fourth proportional to 252,485.40, 348,556.11 and 157,022.85 is: 216,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,485.40 : 348,556.11 = 157,022.85 : x
  2. Step 2: Convert to fraction form
    252,485.40/348,556.11 = 157,022.85/x
  3. Step 3: Cross multiply
    252,485.40x = 348,556.11 × 157,022.85
  4. Step 4: Simplify right side
    252,485.40x = 54,731,273,777.11
  5. Step 5: Solve for x
    x = 54,731,273,777.11/252,485.40
  6. Step 6: Final answer
    x = 216,770.05

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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.