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Finding the Fourth Proportional to 94,369.50, 130,230.81 and 51,928.97

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Solution

The fourth proportional to 94,369.50, 130,230.81 and 51,928.97 is: 71,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,369.50 : 130,230.81 = 51,928.97 : x
  2. Step 2: Convert to fraction form
    94,369.50/130,230.81 = 51,928.97/x
  3. Step 3: Cross multiply
    94,369.50x = 130,230.81 × 51,928.97
  4. Step 4: Simplify right side
    94,369.50x = 6,762,751,174.41
  5. Step 5: Solve for x
    x = 6,762,751,174.41/94,369.50
  6. Step 6: Final answer
    x = 71,662.47

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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.