Home / 47,273.20-70,919.40-16,111.60

Finding the Fourth Proportional to 47,273.20, 70,919.40 and 16,111.60

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Solution

The fourth proportional to 47,273.20, 70,919.40 and 16,111.60 is: 24,170.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,273.20 : 70,919.40 = 16,111.60 : x
  2. Step 2: Convert to fraction form
    47,273.20/70,919.40 = 16,111.60/x
  3. Step 3: Cross multiply
    47,273.20x = 70,919.40 × 16,111.60
  4. Step 4: Simplify right side
    47,273.20x = 1,142,625,005.04
  5. Step 5: Solve for x
    x = 1,142,625,005.04/47,273.20
  6. Step 6: Final answer
    x = 24,170.67

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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.