Home / 89,557.37-123,589.18-49,270.27

Finding the Fourth Proportional to 89,557.37, 123,589.18 and 49,270.27

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Solution

The fourth proportional to 89,557.37, 123,589.18 and 49,270.27 is: 67,992.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,557.37 : 123,589.18 = 49,270.27 : x
  2. Step 2: Convert to fraction form
    89,557.37/123,589.18 = 49,270.27/x
  3. Step 3: Cross multiply
    89,557.37x = 123,589.18 × 49,270.27
  4. Step 4: Simplify right side
    89,557.37x = 6,089,272,267.68
  5. Step 5: Solve for x
    x = 6,089,272,267.68/89,557.37
  6. Step 6: Final answer
    x = 67,992.98

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1.5x scale

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.