Home / 73,852.20-110,778.30-54,023.40

Finding the Fourth Proportional to 73,852.20, 110,778.30 and 54,023.40

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Solution

The fourth proportional to 73,852.20, 110,778.30 and 54,023.40 is: 81,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,852.20 : 110,778.30 = 54,023.40 : x
  2. Step 2: Convert to fraction form
    73,852.20/110,778.30 = 54,023.40/x
  3. Step 3: Cross multiply
    73,852.20x = 110,778.30 × 54,023.40
  4. Step 4: Simplify right side
    73,852.20x = 5,984,620,412.22
  5. Step 5: Solve for x
    x = 5,984,620,412.22/73,852.20
  6. Step 6: Final answer
    x = 81,035.10

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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.