Home / 109,344.11-150,899.91-60,949.21

Finding the Fourth Proportional to 109,344.11, 150,899.91 and 60,949.21

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Solution

The fourth proportional to 109,344.11, 150,899.91 and 60,949.21 is: 84,112.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,344.11 : 150,899.91 = 60,949.21 : x
  2. Step 2: Convert to fraction form
    109,344.11/150,899.91 = 60,949.21/x
  3. Step 3: Cross multiply
    109,344.11x = 150,899.91 × 60,949.21
  4. Step 4: Simplify right side
    109,344.11x = 9,197,230,303.57
  5. Step 5: Solve for x
    x = 9,197,230,303.57/109,344.11
  6. Step 6: Final answer
    x = 84,112.72

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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.