Home / 100,288.73-150,433.23-41,113.73

Finding the Fourth Proportional to 100,288.73, 150,433.23 and 41,113.73

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Solution

The fourth proportional to 100,288.73, 150,433.23 and 41,113.73 is: 61,670.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,288.73 : 150,433.23 = 41,113.73 : x
  2. Step 2: Convert to fraction form
    100,288.73/150,433.23 = 41,113.73/x
  3. Step 3: Cross multiply
    100,288.73x = 150,433.23 × 41,113.73
  4. Step 4: Simplify right side
    100,288.73x = 6,184,871,201.25
  5. Step 5: Solve for x
    x = 6,184,871,201.25/100,288.73
  6. Step 6: Final answer
    x = 61,670.65

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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.