Home / 252,976.88-349,145.16-152,372.72

Finding the Fourth Proportional to 252,976.88, 349,145.16 and 152,372.72

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Solution

The fourth proportional to 252,976.88, 349,145.16 and 152,372.72 is: 210,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,976.88 : 349,145.16 = 152,372.72 : x
  2. Step 2: Convert to fraction form
    252,976.88/349,145.16 = 152,372.72/x
  3. Step 3: Cross multiply
    252,976.88x = 349,145.16 × 152,372.72
  4. Step 4: Simplify right side
    252,976.88x = 53,200,197,704.04
  5. Step 5: Solve for x
    x = 53,200,197,704.04/252,976.88
  6. Step 6: Final answer
    x = 210,296.68

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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.