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Finding the Fourth Proportional to 84,661.62, 116,838.30 and 46,935.87

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Solution

The fourth proportional to 84,661.62, 116,838.30 and 46,935.87 is: 64,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,661.62 : 116,838.30 = 46,935.87 : x
  2. Step 2: Convert to fraction form
    84,661.62/116,838.30 = 46,935.87/x
  3. Step 3: Cross multiply
    84,661.62x = 116,838.30 × 46,935.87
  4. Step 4: Simplify right side
    84,661.62x = 5,483,907,259.82
  5. Step 5: Solve for x
    x = 5,483,907,259.82/84,661.62
  6. Step 6: Final answer
    x = 64,774.42

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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.