Home / 113,634.84-170,476.88-43,514.16

Finding the Fourth Proportional to 113,634.84, 170,476.88 and 43,514.16

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Solution

The fourth proportional to 113,634.84, 170,476.88 and 43,514.16 is: 65,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,634.84 : 170,476.88 = 43,514.16 : x
  2. Step 2: Convert to fraction form
    113,634.84/170,476.88 = 43,514.16/x
  3. Step 3: Cross multiply
    113,634.84x = 170,476.88 × 43,514.16
  4. Step 4: Simplify right side
    113,634.84x = 7,418,157,375.76
  5. Step 5: Solve for x
    x = 7,418,157,375.76/113,634.84
  6. Step 6: Final answer
    x = 65,280.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.