Home / 109,091.24-150,546.82-61,344.18

Finding the Fourth Proportional to 109,091.24, 150,546.82 and 61,344.18

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Solution

The fourth proportional to 109,091.24, 150,546.82 and 61,344.18 is: 84,655.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,091.24 : 150,546.82 = 61,344.18 : x
  2. Step 2: Convert to fraction form
    109,091.24/150,546.82 = 61,344.18/x
  3. Step 3: Cross multiply
    109,091.24x = 150,546.82 × 61,344.18
  4. Step 4: Simplify right side
    109,091.24x = 9,235,171,224.51
  5. Step 5: Solve for x
    x = 9,235,171,224.51/109,091.24
  6. Step 6: Final answer
    x = 84,655.48

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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.