Home / 55,803.96-84,035.97-40,329.72

Finding the Fourth Proportional to 55,803.96, 84,035.97 and 40,329.72

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Solution

The fourth proportional to 55,803.96, 84,035.97 and 40,329.72 is: 60,733.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,803.96 : 84,035.97 = 40,329.72 : x
  2. Step 2: Convert to fraction form
    55,803.96/84,035.97 = 40,329.72/x
  3. Step 3: Cross multiply
    55,803.96x = 84,035.97 × 40,329.72
  4. Step 4: Simplify right side
    55,803.96x = 3,389,147,140.03
  5. Step 5: Solve for x
    x = 3,389,147,140.03/55,803.96
  6. Step 6: Final answer
    x = 60,733.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.