Home / 84,357.18-116,408.34-46,629

Finding the Fourth Proportional to 84,357.18, 116,408.34 and 46,629

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Solution

The fourth proportional to 84,357.18, 116,408.34 and 46,629 is: 64,345.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,357.18 : 116,408.34 = 46,629 : x
  2. Step 2: Convert to fraction form
    84,357.18/116,408.34 = 46,629/x
  3. Step 3: Cross multiply
    84,357.18x = 116,408.34 × 46,629
  4. Step 4: Simplify right side
    84,357.18x = 5,428,004,485.86
  5. Step 5: Solve for x
    x = 5,428,004,485.86/84,357.18
  6. Step 6: Final answer
    x = 64,345.49

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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.