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Finding the Fourth Proportional to 114,157.46, 171,237.36 and 50,980.80

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Solution

The fourth proportional to 114,157.46, 171,237.36 and 50,980.80 is: 76,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,157.46 : 171,237.36 = 50,980.80 : x
  2. Step 2: Convert to fraction form
    114,157.46/171,237.36 = 50,980.80/x
  3. Step 3: Cross multiply
    114,157.46x = 171,237.36 × 50,980.80
  4. Step 4: Simplify right side
    114,157.46x = 8,729,817,602.69
  5. Step 5: Solve for x
    x = 8,729,817,602.69/114,157.46
  6. Step 6: Final answer
    x = 76,471.72

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1.5x scale

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.