Home / 146,531.40-219,926.70-125,536.20

Finding the Fourth Proportional to 146,531.40, 219,926.70 and 125,536.20

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Solution

The fourth proportional to 146,531.40, 219,926.70 and 125,536.20 is: 188,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,531.40 : 219,926.70 = 125,536.20 : x
  2. Step 2: Convert to fraction form
    146,531.40/219,926.70 = 125,536.20/x
  3. Step 3: Cross multiply
    146,531.40x = 219,926.70 × 125,536.20
  4. Step 4: Simplify right side
    146,531.40x = 27,608,762,196.54
  5. Step 5: Solve for x
    x = 27,608,762,196.54/146,531.40
  6. Step 6: Final answer
    x = 188,415.33

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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.