Home / 205,029.80-282,521.19-151,229.60

Finding the Fourth Proportional to 205,029.80, 282,521.19 and 151,229.60

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Solution

The fourth proportional to 205,029.80, 282,521.19 and 151,229.60 is: 208,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,029.80 : 282,521.19 = 151,229.60 : x
  2. Step 2: Convert to fraction form
    205,029.80/282,521.19 = 151,229.60/x
  3. Step 3: Cross multiply
    205,029.80x = 282,521.19 × 151,229.60
  4. Step 4: Simplify right side
    205,029.80x = 42,725,566,555.22
  5. Step 5: Solve for x
    x = 42,725,566,555.22/205,029.80
  6. Step 6: Final answer
    x = 208,387.11

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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.