Home / 220,528.86-304,322.71-125,044.06

Finding the Fourth Proportional to 220,528.86, 304,322.71 and 125,044.06

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Solution

The fourth proportional to 220,528.86, 304,322.71 and 125,044.06 is: 172,556.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,528.86 : 304,322.71 = 125,044.06 : x
  2. Step 2: Convert to fraction form
    220,528.86/304,322.71 = 125,044.06/x
  3. Step 3: Cross multiply
    220,528.86x = 304,322.71 × 125,044.06
  4. Step 4: Simplify right side
    220,528.86x = 38,053,747,208.60
  5. Step 5: Solve for x
    x = 38,053,747,208.60/220,528.86
  6. Step 6: Final answer
    x = 172,556.77

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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.