Home / 89,040.24-122,878.85-50,806.02

Finding the Fourth Proportional to 89,040.24, 122,878.85 and 50,806.02

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Solution

The fourth proportional to 89,040.24, 122,878.85 and 50,806.02 is: 70,114.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,040.24 : 122,878.85 = 50,806.02 : x
  2. Step 2: Convert to fraction form
    89,040.24/122,878.85 = 50,806.02/x
  3. Step 3: Cross multiply
    89,040.24x = 122,878.85 × 50,806.02
  4. Step 4: Simplify right side
    89,040.24x = 6,242,984,442.25
  5. Step 5: Solve for x
    x = 6,242,984,442.25/89,040.24
  6. Step 6: Final answer
    x = 70,114.19

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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.