Home / 148,239.51-222,447.86-136,179.92

Finding the Fourth Proportional to 148,239.51, 222,447.86 and 136,179.92

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Solution

The fourth proportional to 148,239.51, 222,447.86 and 136,179.92 is: 204,351.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,239.51 : 222,447.86 = 136,179.92 : x
  2. Step 2: Convert to fraction form
    148,239.51/222,447.86 = 136,179.92/x
  3. Step 3: Cross multiply
    148,239.51x = 222,447.86 × 136,179.92
  4. Step 4: Simplify right side
    148,239.51x = 30,292,929,985.83
  5. Step 5: Solve for x
    x = 30,292,929,985.83/148,239.51
  6. Step 6: Final answer
    x = 204,351.26

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1.5x scale

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.