Home / 155,054.52-214,054.95-132,634.36

Finding the Fourth Proportional to 155,054.52, 214,054.95 and 132,634.36

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Solution

The fourth proportional to 155,054.52, 214,054.95 and 132,634.36 is: 183,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,054.52 : 214,054.95 = 132,634.36 : x
  2. Step 2: Convert to fraction form
    155,054.52/214,054.95 = 132,634.36/x
  3. Step 3: Cross multiply
    155,054.52x = 214,054.95 × 132,634.36
  4. Step 4: Simplify right side
    155,054.52x = 28,391,042,063.03
  5. Step 5: Solve for x
    x = 28,391,042,063.03/155,054.52
  6. Step 6: Final answer
    x = 183,103.61

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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.