Home / 253,146.36-349,177.38-162,358.52

Finding the Fourth Proportional to 253,146.36, 349,177.38 and 162,358.52

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Solution

The fourth proportional to 253,146.36, 349,177.38 and 162,358.52 is: 223,949.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,146.36 : 349,177.38 = 162,358.52 : x
  2. Step 2: Convert to fraction form
    253,146.36/349,177.38 = 162,358.52/x
  3. Step 3: Cross multiply
    253,146.36x = 349,177.38 × 162,358.52
  4. Step 4: Simplify right side
    253,146.36x = 56,691,922,634.28
  5. Step 5: Solve for x
    x = 56,691,922,634.28/253,146.36
  6. Step 6: Final answer
    x = 223,949.19

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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.