Home / 84,846.03-117,087.80-47,120.28

Finding the Fourth Proportional to 84,846.03, 117,087.80 and 47,120.28

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Solution

The fourth proportional to 84,846.03, 117,087.80 and 47,120.28 is: 65,026.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,846.03 : 117,087.80 = 47,120.28 : x
  2. Step 2: Convert to fraction form
    84,846.03/117,087.80 = 47,120.28/x
  3. Step 3: Cross multiply
    84,846.03x = 117,087.80 × 47,120.28
  4. Step 4: Simplify right side
    84,846.03x = 5,517,209,684.98
  5. Step 5: Solve for x
    x = 5,517,209,684.98/84,846.03
  6. Step 6: Final answer
    x = 65,026.14

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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.