Home / 55,542.20-76,647.93-30,048.50

Finding the Fourth Proportional to 55,542.20, 76,647.93 and 30,048.50

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Solution

The fourth proportional to 55,542.20, 76,647.93 and 30,048.50 is: 41,466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,542.20 : 76,647.93 = 30,048.50 : x
  2. Step 2: Convert to fraction form
    55,542.20/76,647.93 = 30,048.50/x
  3. Step 3: Cross multiply
    55,542.20x = 76,647.93 × 30,048.50
  4. Step 4: Simplify right side
    55,542.20x = 2,303,155,324.61
  5. Step 5: Solve for x
    x = 2,303,155,324.61/55,542.20
  6. Step 6: Final answer
    x = 41,466.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.