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Finding the Fourth Proportional to 48,346.34, 66,786.46 and 46,013.54

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Solution

The fourth proportional to 48,346.34, 66,786.46 and 46,013.54 is: 63,563.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,346.34 : 66,786.46 = 46,013.54 : x
  2. Step 2: Convert to fraction form
    48,346.34/66,786.46 = 46,013.54/x
  3. Step 3: Cross multiply
    48,346.34x = 66,786.46 × 46,013.54
  4. Step 4: Simplify right side
    48,346.34x = 3,073,080,999.70
  5. Step 5: Solve for x
    x = 3,073,080,999.70/48,346.34
  6. Step 6: Final answer
    x = 63,563.89

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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.