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Finding the Fourth Proportional to 84,451.89, 116,541.81 and 46,211.28

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Solution

The fourth proportional to 84,451.89, 116,541.81 and 46,211.28 is: 63,770.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,451.89 : 116,541.81 = 46,211.28 : x
  2. Step 2: Convert to fraction form
    84,451.89/116,541.81 = 46,211.28/x
  3. Step 3: Cross multiply
    84,451.89x = 116,541.81 × 46,211.28
  4. Step 4: Simplify right side
    84,451.89x = 5,385,546,213.62
  5. Step 5: Solve for x
    x = 5,385,546,213.62/84,451.89
  6. Step 6: Final answer
    x = 63,770.58

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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.