Home / 56,052.21-77,325.64-33,378.28

Finding the Fourth Proportional to 56,052.21, 77,325.64 and 33,378.28

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Solution

The fourth proportional to 56,052.21, 77,325.64 and 33,378.28 is: 46,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,052.21 : 77,325.64 = 33,378.28 : x
  2. Step 2: Convert to fraction form
    56,052.21/77,325.64 = 33,378.28/x
  3. Step 3: Cross multiply
    56,052.21x = 77,325.64 × 33,378.28
  4. Step 4: Simplify right side
    56,052.21x = 2,580,996,863.10
  5. Step 5: Solve for x
    x = 2,580,996,863.10/56,052.21
  6. Step 6: Final answer
    x = 46,046.30

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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.