Home / 142,536.25-214,081.17-104,947.87

Finding the Fourth Proportional to 142,536.25, 214,081.17 and 104,947.87

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Solution

The fourth proportional to 142,536.25, 214,081.17 and 104,947.87 is: 157,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,536.25 : 214,081.17 = 104,947.87 : x
  2. Step 2: Convert to fraction form
    142,536.25/214,081.17 = 104,947.87/x
  3. Step 3: Cross multiply
    142,536.25x = 214,081.17 × 104,947.87
  4. Step 4: Simplify right side
    142,536.25x = 22,467,362,798.61
  5. Step 5: Solve for x
    x = 22,467,362,798.61/142,536.25
  6. Step 6: Final answer
    x = 157,625.61

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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.