Home / 55,163.76-76,149.16-46,709.71

Finding the Fourth Proportional to 55,163.76, 76,149.16 and 46,709.71

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Solution

The fourth proportional to 55,163.76, 76,149.16 and 46,709.71 is: 64,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,163.76 : 76,149.16 = 46,709.71 : x
  2. Step 2: Convert to fraction form
    55,163.76/76,149.16 = 46,709.71/x
  3. Step 3: Cross multiply
    55,163.76x = 76,149.16 × 46,709.71
  4. Step 4: Simplify right side
    55,163.76x = 3,556,905,180.34
  5. Step 5: Solve for x
    x = 3,556,905,180.34/55,163.76
  6. Step 6: Final answer
    x = 64,479.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.