Home / 84,735.51-127,106.58-25,571.19

Finding the Fourth Proportional to 84,735.51, 127,106.58 and 25,571.19

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Solution

The fourth proportional to 84,735.51, 127,106.58 and 25,571.19 is: 38,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,735.51 : 127,106.58 = 25,571.19 : x
  2. Step 2: Convert to fraction form
    84,735.51/127,106.58 = 25,571.19/x
  3. Step 3: Cross multiply
    84,735.51x = 127,106.58 × 25,571.19
  4. Step 4: Simplify right side
    84,735.51x = 3,250,266,507.43
  5. Step 5: Solve for x
    x = 3,250,266,507.43/84,735.51
  6. Step 6: Final answer
    x = 38,357.79

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1.5x scale

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.