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Finding the Fourth Proportional to 84,507.75, 116,622.07 and 46,266.66

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Solution

The fourth proportional to 84,507.75, 116,622.07 and 46,266.66 is: 63,848.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,507.75 : 116,622.07 = 46,266.66 : x
  2. Step 2: Convert to fraction form
    84,507.75/116,622.07 = 46,266.66/x
  3. Step 3: Cross multiply
    84,507.75x = 116,622.07 × 46,266.66
  4. Step 4: Simplify right side
    84,507.75x = 5,395,713,078.08
  5. Step 5: Solve for x
    x = 5,395,713,078.08/84,507.75
  6. Step 6: Final answer
    x = 63,848.74

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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.