Home / 73,720.48-110,623.54-31,022.76

Finding the Fourth Proportional to 73,720.48, 110,623.54 and 31,022.76

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Solution

The fourth proportional to 73,720.48, 110,623.54 and 31,022.76 is: 46,552.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,720.48 : 110,623.54 = 31,022.76 : x
  2. Step 2: Convert to fraction form
    73,720.48/110,623.54 = 31,022.76/x
  3. Step 3: Cross multiply
    73,720.48x = 110,623.54 × 31,022.76
  4. Step 4: Simplify right side
    73,720.48x = 3,431,847,531.77
  5. Step 5: Solve for x
    x = 3,431,847,531.77/73,720.48
  6. Step 6: Final answer
    x = 46,552.16

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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.