Home / 147,563.40-221,316.30-49,067.40

Finding the Fourth Proportional to 147,563.40, 221,316.30 and 49,067.40

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Solution

The fourth proportional to 147,563.40, 221,316.30 and 49,067.40 is: 73,591.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,563.40 : 221,316.30 = 49,067.40 : x
  2. Step 2: Convert to fraction form
    147,563.40/221,316.30 = 49,067.40/x
  3. Step 3: Cross multiply
    147,563.40x = 221,316.30 × 49,067.40
  4. Step 4: Simplify right side
    147,563.40x = 10,859,415,418.62
  5. Step 5: Solve for x
    x = 10,859,415,418.62/147,563.40
  6. Step 6: Final answer
    x = 73,591.52

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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.