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Finding the Fourth Proportional to 159,573.37, 239,360.84 and 47,255.71

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Solution

The fourth proportional to 159,573.37, 239,360.84 and 47,255.71 is: 70,883.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,573.37 : 239,360.84 = 47,255.71 : x
  2. Step 2: Convert to fraction form
    159,573.37/239,360.84 = 47,255.71/x
  3. Step 3: Cross multiply
    159,573.37x = 239,360.84 × 47,255.71
  4. Step 4: Simplify right side
    159,573.37x = 11,311,166,440.40
  5. Step 5: Solve for x
    x = 11,311,166,440.40/159,573.37
  6. Step 6: Final answer
    x = 70,883.80

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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.