Home / 47,921.12-71,794.08-34,740.80

Finding the Fourth Proportional to 47,921.12, 71,794.08 and 34,740.80

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Solution

The fourth proportional to 47,921.12, 71,794.08 and 34,740.80 is: 52,047.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,921.12 : 71,794.08 = 34,740.80 : x
  2. Step 2: Convert to fraction form
    47,921.12/71,794.08 = 34,740.80/x
  3. Step 3: Cross multiply
    47,921.12x = 71,794.08 × 34,740.80
  4. Step 4: Simplify right side
    47,921.12x = 2,494,183,774.46
  5. Step 5: Solve for x
    x = 2,494,183,774.46/47,921.12
  6. Step 6: Final answer
    x = 52,047.69

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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.