Home / 91,268.01-125,949.06-50,431.98

Finding the Fourth Proportional to 91,268.01, 125,949.06 and 50,431.98

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Solution

The fourth proportional to 91,268.01, 125,949.06 and 50,431.98 is: 69,595.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,268.01 : 125,949.06 = 50,431.98 : x
  2. Step 2: Convert to fraction form
    91,268.01/125,949.06 = 50,431.98/x
  3. Step 3: Cross multiply
    91,268.01x = 125,949.06 × 50,431.98
  4. Step 4: Simplify right side
    91,268.01x = 6,351,860,474.94
  5. Step 5: Solve for x
    x = 6,351,860,474.94/91,268.01
  6. Step 6: Final answer
    x = 69,595.69

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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.