Home / 40,577.11-61,142.64-33,343.61

Finding the Fourth Proportional to 40,577.11, 61,142.64 and 33,343.61

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Solution

The fourth proportional to 40,577.11, 61,142.64 and 33,343.61 is: 50,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,577.11 : 61,142.64 = 33,343.61 : x
  2. Step 2: Convert to fraction form
    40,577.11/61,142.64 = 33,343.61/x
  3. Step 3: Cross multiply
    40,577.11x = 61,142.64 × 33,343.61
  4. Step 4: Simplify right side
    40,577.11x = 2,038,716,443.26
  5. Step 5: Solve for x
    x = 2,038,716,443.26/40,577.11
  6. Step 6: Final answer
    x = 50,243.01

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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.