Home / 92,399.55-138,616.42-29,235.57

Finding the Fourth Proportional to 92,399.55, 138,616.42 and 29,235.57

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Solution

The fourth proportional to 92,399.55, 138,616.42 and 29,235.57 is: 43,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,399.55 : 138,616.42 = 29,235.57 : x
  2. Step 2: Convert to fraction form
    92,399.55/138,616.42 = 29,235.57/x
  3. Step 3: Cross multiply
    92,399.55x = 138,616.42 × 29,235.57
  4. Step 4: Simplify right side
    92,399.55x = 4,052,530,661.23
  5. Step 5: Solve for x
    x = 4,052,530,661.23/92,399.55
  6. Step 6: Final answer
    x = 43,858.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.