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Finding the Fourth Proportional to 47,176.65, 65,104.65 and 25,955.46

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Solution

The fourth proportional to 47,176.65, 65,104.65 and 25,955.46 is: 35,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,176.65 : 65,104.65 = 25,955.46 : x
  2. Step 2: Convert to fraction form
    47,176.65/65,104.65 = 25,955.46/x
  3. Step 3: Cross multiply
    47,176.65x = 65,104.65 × 25,955.46
  4. Step 4: Simplify right side
    47,176.65x = 1,689,821,138.89
  5. Step 5: Solve for x
    x = 1,689,821,138.89/47,176.65
  6. Step 6: Final answer
    x = 35,819.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.