Home / 56,380.14-77,750.87-33,715.44

Finding the Fourth Proportional to 56,380.14, 77,750.87 and 33,715.44

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Solution

The fourth proportional to 56,380.14, 77,750.87 and 33,715.44 is: 46,495.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,380.14 : 77,750.87 = 33,715.44 : x
  2. Step 2: Convert to fraction form
    56,380.14/77,750.87 = 33,715.44/x
  3. Step 3: Cross multiply
    56,380.14x = 77,750.87 × 33,715.44
  4. Step 4: Simplify right side
    56,380.14x = 2,621,404,623.86
  5. Step 5: Solve for x
    x = 2,621,404,623.86/56,380.14
  6. Step 6: Final answer
    x = 46,495.18

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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.