Home / 149,857.24-206,832-96,210.04

Finding the Fourth Proportional to 149,857.24, 206,832 and 96,210.04

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Solution

The fourth proportional to 149,857.24, 206,832 and 96,210.04 is: 132,788.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,857.24 : 206,832 = 96,210.04 : x
  2. Step 2: Convert to fraction form
    149,857.24/206,832 = 96,210.04/x
  3. Step 3: Cross multiply
    149,857.24x = 206,832 × 96,210.04
  4. Step 4: Simplify right side
    149,857.24x = 19,899,314,993.28
  5. Step 5: Solve for x
    x = 19,899,314,993.28/149,857.24
  6. Step 6: Final answer
    x = 132,788.48

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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.