Home / 51,349.21-70,861.98-31,200.73

Finding the Fourth Proportional to 51,349.21, 70,861.98 and 31,200.73

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Solution

The fourth proportional to 51,349.21, 70,861.98 and 31,200.73 is: 43,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,349.21 : 70,861.98 = 31,200.73 : x
  2. Step 2: Convert to fraction form
    51,349.21/70,861.98 = 31,200.73/x
  3. Step 3: Cross multiply
    51,349.21x = 70,861.98 × 31,200.73
  4. Step 4: Simplify right side
    51,349.21x = 2,210,945,505.25
  5. Step 5: Solve for x
    x = 2,210,945,505.25/51,349.21
  6. Step 6: Final answer
    x = 43,057.05

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1.5x scale

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.