Home / 84,867.25-127,107.07-40,525.22

Finding the Fourth Proportional to 84,867.25, 127,107.07 and 40,525.22

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Solution

The fourth proportional to 84,867.25, 127,107.07 and 40,525.22 is: 60,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,867.25 : 127,107.07 = 40,525.22 : x
  2. Step 2: Convert to fraction form
    84,867.25/127,107.07 = 40,525.22/x
  3. Step 3: Cross multiply
    84,867.25x = 127,107.07 × 40,525.22
  4. Step 4: Simplify right side
    84,867.25x = 5,151,041,975.31
  5. Step 5: Solve for x
    x = 5,151,041,975.31/84,867.25
  6. Step 6: Final answer
    x = 60,695.29

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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.