Home / 136,476.01-188,334.99-76,049.20

Finding the Fourth Proportional to 136,476.01, 188,334.99 and 76,049.20

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Solution

The fourth proportional to 136,476.01, 188,334.99 and 76,049.20 is: 104,946.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,476.01 : 188,334.99 = 76,049.20 : x
  2. Step 2: Convert to fraction form
    136,476.01/188,334.99 = 76,049.20/x
  3. Step 3: Cross multiply
    136,476.01x = 188,334.99 × 76,049.20
  4. Step 4: Simplify right side
    136,476.01x = 14,322,725,556.93
  5. Step 5: Solve for x
    x = 14,322,725,556.93/136,476.01
  6. Step 6: Final answer
    x = 104,946.84

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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.