Home / 100,829.02-151,211.28-33,348.52

Finding the Fourth Proportional to 100,829.02, 151,211.28 and 33,348.52

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Solution

The fourth proportional to 100,829.02, 151,211.28 and 33,348.52 is: 50,012.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,829.02 : 151,211.28 = 33,348.52 : x
  2. Step 2: Convert to fraction form
    100,829.02/151,211.28 = 33,348.52/x
  3. Step 3: Cross multiply
    100,829.02x = 151,211.28 × 33,348.52
  4. Step 4: Simplify right side
    100,829.02x = 5,042,672,395.31
  5. Step 5: Solve for x
    x = 5,042,672,395.31/100,829.02
  6. Step 6: Final answer
    x = 50,012.11

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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.