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Finding the Fourth Proportional to 114,093.40, 171,047.70 and 47,583.40

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Solution

The fourth proportional to 114,093.40, 171,047.70 and 47,583.40 is: 71,336.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,093.40 : 171,047.70 = 47,583.40 : x
  2. Step 2: Convert to fraction form
    114,093.40/171,047.70 = 47,583.40/x
  3. Step 3: Cross multiply
    114,093.40x = 171,047.70 × 47,583.40
  4. Step 4: Simplify right side
    114,093.40x = 8,139,031,128.18
  5. Step 5: Solve for x
    x = 8,139,031,128.18/114,093.40
  6. Step 6: Final answer
    x = 71,336.56

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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.