Home / 82,719.71-114,173.48-46,930.67

Finding the Fourth Proportional to 82,719.71, 114,173.48 and 46,930.67

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Solution

The fourth proportional to 82,719.71, 114,173.48 and 46,930.67 is: 64,775.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,719.71 : 114,173.48 = 46,930.67 : x
  2. Step 2: Convert to fraction form
    82,719.71/114,173.48 = 46,930.67/x
  3. Step 3: Cross multiply
    82,719.71x = 114,173.48 × 46,930.67
  4. Step 4: Simplify right side
    82,719.71x = 5,358,237,107.11
  5. Step 5: Solve for x
    x = 5,358,237,107.11/82,719.71
  6. Step 6: Final answer
    x = 64,775.82

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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.