Home / 54,002.35-81,003.53-46,615.15

Finding the Fourth Proportional to 54,002.35, 81,003.53 and 46,615.15

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Solution

The fourth proportional to 54,002.35, 81,003.53 and 46,615.15 is: 69,922.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002.35 : 81,003.53 = 46,615.15 : x
  2. Step 2: Convert to fraction form
    54,002.35/81,003.53 = 46,615.15/x
  3. Step 3: Cross multiply
    54,002.35x = 81,003.53 × 46,615.15
  4. Step 4: Simplify right side
    54,002.35x = 3,775,991,468.40
  5. Step 5: Solve for x
    x = 3,775,991,468.40/54,002.35
  6. Step 6: Final answer
    x = 69,922.73

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1.5x scale

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.