Home / 84,839.56-117,080.05-46,600.72

Finding the Fourth Proportional to 84,839.56, 117,080.05 and 46,600.72

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Solution

The fourth proportional to 84,839.56, 117,080.05 and 46,600.72 is: 64,309.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,839.56 : 117,080.05 = 46,600.72 : x
  2. Step 2: Convert to fraction form
    84,839.56/117,080.05 = 46,600.72/x
  3. Step 3: Cross multiply
    84,839.56x = 117,080.05 × 46,600.72
  4. Step 4: Simplify right side
    84,839.56x = 5,456,013,809.23
  5. Step 5: Solve for x
    x = 5,456,013,809.23/84,839.56
  6. Step 6: Final answer
    x = 64,309.79

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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.