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Finding the Fourth Proportional to 84,208.77, 116,208.08 and 46,483.01

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Solution

The fourth proportional to 84,208.77, 116,208.08 and 46,483.01 is: 64,146.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,208.77 : 116,208.08 = 46,483.01 : x
  2. Step 2: Convert to fraction form
    84,208.77/116,208.08 = 46,483.01/x
  3. Step 3: Cross multiply
    84,208.77x = 116,208.08 × 46,483.01
  4. Step 4: Simplify right side
    84,208.77x = 5,401,701,344.72
  5. Step 5: Solve for x
    x = 5,401,701,344.72/84,208.77
  6. Step 6: Final answer
    x = 64,146.54

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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.