Home / 110,223.28-165,356.20-47,042.48

Finding the Fourth Proportional to 110,223.28, 165,356.20 and 47,042.48

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Solution

The fourth proportional to 110,223.28, 165,356.20 and 47,042.48 is: 70,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,223.28 : 165,356.20 = 47,042.48 : x
  2. Step 2: Convert to fraction form
    110,223.28/165,356.20 = 47,042.48/x
  3. Step 3: Cross multiply
    110,223.28x = 165,356.20 × 47,042.48
  4. Step 4: Simplify right side
    110,223.28x = 7,778,765,731.38
  5. Step 5: Solve for x
    x = 7,778,765,731.38/110,223.28
  6. Step 6: Final answer
    x = 70,572.80

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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.