Home / 84,610.20-116,643.60-59,080.08

Finding the Fourth Proportional to 84,610.20, 116,643.60 and 59,080.08

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Solution

The fourth proportional to 84,610.20, 116,643.60 and 59,080.08 is: 81,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,610.20 : 116,643.60 = 59,080.08 : x
  2. Step 2: Convert to fraction form
    84,610.20/116,643.60 = 59,080.08/x
  3. Step 3: Cross multiply
    84,610.20x = 116,643.60 × 59,080.08
  4. Step 4: Simplify right side
    84,610.20x = 6,891,313,219.49
  5. Step 5: Solve for x
    x = 6,891,313,219.49/84,610.20
  6. Step 6: Final answer
    x = 81,447.78

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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.