Home / 219,974.88-330,181.02-101,672.76

Finding the Fourth Proportional to 219,974.88, 330,181.02 and 101,672.76

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Solution

The fourth proportional to 219,974.88, 330,181.02 and 101,672.76 is: 152,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,974.88 : 330,181.02 = 101,672.76 : x
  2. Step 2: Convert to fraction form
    219,974.88/330,181.02 = 101,672.76/x
  3. Step 3: Cross multiply
    219,974.88x = 330,181.02 × 101,672.76
  4. Step 4: Simplify right side
    219,974.88x = 33,570,415,603.02
  5. Step 5: Solve for x
    x = 33,570,415,603.02/219,974.88
  6. Step 6: Final answer
    x = 152,610.22

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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.