Home / 57,224.88-78,937.74-45,907.02

Finding the Fourth Proportional to 57,224.88, 78,937.74 and 45,907.02

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Solution

The fourth proportional to 57,224.88, 78,937.74 and 45,907.02 is: 63,325.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,224.88 : 78,937.74 = 45,907.02 : x
  2. Step 2: Convert to fraction form
    57,224.88/78,937.74 = 45,907.02/x
  3. Step 3: Cross multiply
    57,224.88x = 78,937.74 × 45,907.02
  4. Step 4: Simplify right side
    57,224.88x = 3,623,796,408.93
  5. Step 5: Solve for x
    x = 3,623,796,408.93/57,224.88
  6. Step 6: Final answer
    x = 63,325.54

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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.