Home / 77,037.93-115,556.76-29,015.51

Finding the Fourth Proportional to 77,037.93, 115,556.76 and 29,015.51

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Solution

The fourth proportional to 77,037.93, 115,556.76 and 29,015.51 is: 43,523.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,037.93 : 115,556.76 = 29,015.51 : x
  2. Step 2: Convert to fraction form
    77,037.93/115,556.76 = 29,015.51/x
  3. Step 3: Cross multiply
    77,037.93x = 115,556.76 × 29,015.51
  4. Step 4: Simplify right side
    77,037.93x = 3,352,937,747.56
  5. Step 5: Solve for x
    x = 3,352,937,747.56/77,037.93
  6. Step 6: Final answer
    x = 43,523.21

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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.