Home / 84,372.06-116,435.79-46,648.74

Finding the Fourth Proportional to 84,372.06, 116,435.79 and 46,648.74

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Solution

The fourth proportional to 84,372.06, 116,435.79 and 46,648.74 is: 64,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,372.06 : 116,435.79 = 46,648.74 : x
  2. Step 2: Convert to fraction form
    84,372.06/116,435.79 = 46,648.74/x
  3. Step 3: Cross multiply
    84,372.06x = 116,435.79 × 46,648.74
  4. Step 4: Simplify right side
    84,372.06x = 5,431,582,894.40
  5. Step 5: Solve for x
    x = 5,431,582,894.40/84,372.06
  6. Step 6: Final answer
    x = 64,376.56

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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.