Home / 168,734.36-232,844.28-93,278

Finding the Fourth Proportional to 168,734.36, 232,844.28 and 93,278

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Solution

The fourth proportional to 168,734.36, 232,844.28 and 93,278 is: 128,718.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,734.36 : 232,844.28 = 93,278 : x
  2. Step 2: Convert to fraction form
    168,734.36/232,844.28 = 93,278/x
  3. Step 3: Cross multiply
    168,734.36x = 232,844.28 × 93,278
  4. Step 4: Simplify right side
    168,734.36x = 21,719,248,749.84
  5. Step 5: Solve for x
    x = 21,719,248,749.84/168,734.36
  6. Step 6: Final answer
    x = 128,718.59

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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.