Home / 82,939.14-114,452.62-46,639.55

Finding the Fourth Proportional to 82,939.14, 114,452.62 and 46,639.55

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Solution

The fourth proportional to 82,939.14, 114,452.62 and 46,639.55 is: 64,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,939.14 : 114,452.62 = 46,639.55 : x
  2. Step 2: Convert to fraction form
    82,939.14/114,452.62 = 46,639.55/x
  3. Step 3: Cross multiply
    82,939.14x = 114,452.62 × 46,639.55
  4. Step 4: Simplify right side
    82,939.14x = 5,338,018,862.65
  5. Step 5: Solve for x
    x = 5,338,018,862.65/82,939.14
  6. Step 6: Final answer
    x = 64,360.67

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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.