Home / 77,017.44-115,525.26-27,097.35

Finding the Fourth Proportional to 77,017.44, 115,525.26 and 27,097.35

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Solution

The fourth proportional to 77,017.44, 115,525.26 and 27,097.35 is: 40,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017.44 : 115,525.26 = 27,097.35 : x
  2. Step 2: Convert to fraction form
    77,017.44/115,525.26 = 27,097.35/x
  3. Step 3: Cross multiply
    77,017.44x = 115,525.26 × 27,097.35
  4. Step 4: Simplify right side
    77,017.44x = 3,130,428,404.06
  5. Step 5: Solve for x
    x = 3,130,428,404.06/77,017.44
  6. Step 6: Final answer
    x = 40,645.71

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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.