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Finding the Fourth Proportional to 63,047.76, 94,571.76 and 43,266.48

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Solution

The fourth proportional to 63,047.76, 94,571.76 and 43,266.48 is: 64,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,047.76 : 94,571.76 = 43,266.48 : x
  2. Step 2: Convert to fraction form
    63,047.76/94,571.76 = 43,266.48/x
  3. Step 3: Cross multiply
    63,047.76x = 94,571.76 × 43,266.48
  4. Step 4: Simplify right side
    63,047.76x = 4,091,787,162.60
  5. Step 5: Solve for x
    x = 4,091,787,162.60/63,047.76
  6. Step 6: Final answer
    x = 64,899.80

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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.