Home / 84,109.84-116,065.60-46,383.28

Finding the Fourth Proportional to 84,109.84, 116,065.60 and 46,383.28

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Solution

The fourth proportional to 84,109.84, 116,065.60 and 46,383.28 is: 64,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,109.84 : 116,065.60 = 46,383.28 : x
  2. Step 2: Convert to fraction form
    84,109.84/116,065.60 = 46,383.28/x
  3. Step 3: Cross multiply
    84,109.84x = 116,065.60 × 46,383.28
  4. Step 4: Simplify right side
    84,109.84x = 5,383,503,223.17
  5. Step 5: Solve for x
    x = 5,383,503,223.17/84,109.84
  6. Step 6: Final answer
    x = 64,005.63

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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.