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Finding the Fourth Proportional to 84,966.93, 117,255.71 and 46,728.14

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Solution

The fourth proportional to 84,966.93, 117,255.71 and 46,728.14 is: 64,485.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,966.93 : 117,255.71 = 46,728.14 : x
  2. Step 2: Convert to fraction form
    84,966.93/117,255.71 = 46,728.14/x
  3. Step 3: Cross multiply
    84,966.93x = 117,255.71 × 46,728.14
  4. Step 4: Simplify right side
    84,966.93x = 5,479,141,642.64
  5. Step 5: Solve for x
    x = 5,479,141,642.64/84,966.93
  6. Step 6: Final answer
    x = 64,485.58

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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.