Home / 112,268.08-154,876.25-75,982.24

Finding the Fourth Proportional to 112,268.08, 154,876.25 and 75,982.24

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Solution

The fourth proportional to 112,268.08, 154,876.25 and 75,982.24 is: 104,819.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,268.08 : 154,876.25 = 75,982.24 : x
  2. Step 2: Convert to fraction form
    112,268.08/154,876.25 = 75,982.24/x
  3. Step 3: Cross multiply
    112,268.08x = 154,876.25 × 75,982.24
  4. Step 4: Simplify right side
    112,268.08x = 11,767,843,243.51
  5. Step 5: Solve for x
    x = 11,767,843,243.51/112,268.08
  6. Step 6: Final answer
    x = 104,819.14

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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.