Home / 84,795.24-127,197.54-25,629.42

Finding the Fourth Proportional to 84,795.24, 127,197.54 and 25,629.42

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Solution

The fourth proportional to 84,795.24, 127,197.54 and 25,629.42 is: 38,445.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,795.24 : 127,197.54 = 25,629.42 : x
  2. Step 2: Convert to fraction form
    84,795.24/127,197.54 = 25,629.42/x
  3. Step 3: Cross multiply
    84,795.24x = 127,197.54 × 25,629.42
  4. Step 4: Simplify right side
    84,795.24x = 3,259,999,175.63
  5. Step 5: Solve for x
    x = 3,259,999,175.63/84,795.24
  6. Step 6: Final answer
    x = 38,445.54

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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.