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Finding the Fourth Proportional to 66,094.74, 91,180.53 and 45,999.54

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Solution

The fourth proportional to 66,094.74, 91,180.53 and 45,999.54 is: 63,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,094.74 : 91,180.53 = 45,999.54 : x
  2. Step 2: Convert to fraction form
    66,094.74/91,180.53 = 45,999.54/x
  3. Step 3: Cross multiply
    66,094.74x = 91,180.53 × 45,999.54
  4. Step 4: Simplify right side
    66,094.74x = 4,194,262,436.96
  5. Step 5: Solve for x
    x = 4,194,262,436.96/66,094.74
  6. Step 6: Final answer
    x = 63,458.34

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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.