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Finding the Fourth Proportional to 84,622.59, 116,783.10 and 46,896.84

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Solution

The fourth proportional to 84,622.59, 116,783.10 and 46,896.84 is: 64,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,622.59 : 116,783.10 = 46,896.84 : x
  2. Step 2: Convert to fraction form
    84,622.59/116,783.10 = 46,896.84/x
  3. Step 3: Cross multiply
    84,622.59x = 116,783.10 × 46,896.84
  4. Step 4: Simplify right side
    84,622.59x = 5,476,758,355.40
  5. Step 5: Solve for x
    x = 5,476,758,355.40/84,622.59
  6. Step 6: Final answer
    x = 64,719.81

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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.