Home / 84,852.63-117,087.66-49,054.14

Finding the Fourth Proportional to 84,852.63, 117,087.66 and 49,054.14

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Solution

The fourth proportional to 84,852.63, 117,087.66 and 49,054.14 is: 67,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,852.63 : 117,087.66 = 49,054.14 : x
  2. Step 2: Convert to fraction form
    84,852.63/117,087.66 = 49,054.14/x
  3. Step 3: Cross multiply
    84,852.63x = 117,087.66 × 49,054.14
  4. Step 4: Simplify right side
    84,852.63x = 5,743,634,465.91
  5. Step 5: Solve for x
    x = 5,743,634,465.91/84,852.63
  6. Step 6: Final answer
    x = 67,689.53

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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.