Home / 89,293.47-123,232.55-49,014.05

Finding the Fourth Proportional to 89,293.47, 123,232.55 and 49,014.05

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Solution

The fourth proportional to 89,293.47, 123,232.55 and 49,014.05 is: 67,643.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,293.47 : 123,232.55 = 49,014.05 : x
  2. Step 2: Convert to fraction form
    89,293.47/123,232.55 = 49,014.05/x
  3. Step 3: Cross multiply
    89,293.47x = 123,232.55 × 49,014.05
  4. Step 4: Simplify right side
    89,293.47x = 6,040,126,122.26
  5. Step 5: Solve for x
    x = 6,040,126,122.26/89,293.47
  6. Step 6: Final answer
    x = 67,643.54

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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.