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Finding the Fourth Proportional to 61,096.16, 91,629.66 and 44,649.92

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Solution

The fourth proportional to 61,096.16, 91,629.66 and 44,649.92 is: 66,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,096.16 : 91,629.66 = 44,649.92 : x
  2. Step 2: Convert to fraction form
    61,096.16/91,629.66 = 44,649.92/x
  3. Step 3: Cross multiply
    61,096.16x = 91,629.66 × 44,649.92
  4. Step 4: Simplify right side
    61,096.16x = 4,091,256,988.63
  5. Step 5: Solve for x
    x = 4,091,256,988.63/61,096.16
  6. Step 6: Final answer
    x = 66,964.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.