Home / 356,650.26-535,045.36-132,012.60

Finding the Fourth Proportional to 356,650.26, 535,045.36 and 132,012.60

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Solution

The fourth proportional to 356,650.26, 535,045.36 and 132,012.60 is: 198,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,650.26 : 535,045.36 = 132,012.60 : x
  2. Step 2: Convert to fraction form
    356,650.26/535,045.36 = 132,012.60/x
  3. Step 3: Cross multiply
    356,650.26x = 535,045.36 × 132,012.60
  4. Step 4: Simplify right side
    356,650.26x = 70,632,729,091.54
  5. Step 5: Solve for x
    x = 70,632,729,091.54/356,650.26
  6. Step 6: Final answer
    x = 198,044.80

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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.