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Finding the Fourth Proportional to 84,309.52, 116,346.90 and 46,583.50

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Solution

The fourth proportional to 84,309.52, 116,346.90 and 46,583.50 is: 64,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309.52 : 116,346.90 = 46,583.50 : x
  2. Step 2: Convert to fraction form
    84,309.52/116,346.90 = 46,583.50/x
  3. Step 3: Cross multiply
    84,309.52x = 116,346.90 × 46,583.50
  4. Step 4: Simplify right side
    84,309.52x = 5,419,845,816.15
  5. Step 5: Solve for x
    x = 5,419,845,816.15/84,309.52
  6. Step 6: Final answer
    x = 64,285.10

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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.