Home / 142,227.03-213,348.75-53,481.32

Finding the Fourth Proportional to 142,227.03, 213,348.75 and 53,481.32

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Solution

The fourth proportional to 142,227.03, 213,348.75 and 53,481.32 is: 80,225.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,227.03 : 213,348.75 = 53,481.32 : x
  2. Step 2: Convert to fraction form
    142,227.03/213,348.75 = 53,481.32/x
  3. Step 3: Cross multiply
    142,227.03x = 213,348.75 × 53,481.32
  4. Step 4: Simplify right side
    142,227.03x = 11,410,171,703.61
  5. Step 5: Solve for x
    x = 11,410,171,703.61/142,227.03
  6. Step 6: Final answer
    x = 80,225.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.