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Finding the Fourth Proportional to 159,504.88, 239,292.36 and 47,176.34

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Solution

The fourth proportional to 159,504.88, 239,292.36 and 47,176.34 is: 70,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,504.88 : 239,292.36 = 47,176.34 : x
  2. Step 2: Convert to fraction form
    159,504.88/239,292.36 = 47,176.34/x
  3. Step 3: Cross multiply
    159,504.88x = 239,292.36 × 47,176.34
  4. Step 4: Simplify right side
    159,504.88x = 11,288,937,734.76
  5. Step 5: Solve for x
    x = 11,288,937,734.76/159,504.88
  6. Step 6: Final answer
    x = 70,774.87

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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.