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Finding the Fourth Proportional to 105,463.44, 158,928.84 and 95,471.24

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Solution

The fourth proportional to 105,463.44, 158,928.84 and 95,471.24 is: 143,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,463.44 : 158,928.84 = 95,471.24 : x
  2. Step 2: Convert to fraction form
    105,463.44/158,928.84 = 95,471.24/x
  3. Step 3: Cross multiply
    105,463.44x = 158,928.84 × 95,471.24
  4. Step 4: Simplify right side
    105,463.44x = 15,173,133,426.56
  5. Step 5: Solve for x
    x = 15,173,133,426.56/105,463.44
  6. Step 6: Final answer
    x = 143,871.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.