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Finding the Fourth Proportional to 84,507.53, 116,621.76 and 46,266.43

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Solution

The fourth proportional to 84,507.53, 116,621.76 and 46,266.43 is: 63,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,507.53 : 116,621.76 = 46,266.43 : x
  2. Step 2: Convert to fraction form
    84,507.53/116,621.76 = 46,266.43/x
  3. Step 3: Cross multiply
    84,507.53x = 116,621.76 × 46,266.43
  4. Step 4: Simplify right side
    84,507.53x = 5,395,672,203.96
  5. Step 5: Solve for x
    x = 5,395,672,203.96/84,507.53
  6. Step 6: Final answer
    x = 63,848.42

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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.