Home / 56,944.32-78,583.68-33,072

Finding the Fourth Proportional to 56,944.32, 78,583.68 and 33,072

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Solution

The fourth proportional to 56,944.32, 78,583.68 and 33,072 is: 45,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,944.32 : 78,583.68 = 33,072 : x
  2. Step 2: Convert to fraction form
    56,944.32/78,583.68 = 33,072/x
  3. Step 3: Cross multiply
    56,944.32x = 78,583.68 × 33,072
  4. Step 4: Simplify right side
    56,944.32x = 2,598,919,464.96
  5. Step 5: Solve for x
    x = 2,598,919,464.96/56,944.32
  6. Step 6: Final answer
    x = 45,639.66

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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.