Home / 207,896.13-311,841.47-50,123.32

Finding the Fourth Proportional to 207,896.13, 311,841.47 and 50,123.32

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Solution

The fourth proportional to 207,896.13, 311,841.47 and 50,123.32 is: 75,184.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,896.13 : 311,841.47 = 50,123.32 : x
  2. Step 2: Convert to fraction form
    207,896.13/311,841.47 = 50,123.32/x
  3. Step 3: Cross multiply
    207,896.13x = 311,841.47 × 50,123.32
  4. Step 4: Simplify right side
    207,896.13x = 15,630,529,539.46
  5. Step 5: Solve for x
    x = 15,630,529,539.46/207,896.13
  6. Step 6: Final answer
    x = 75,184.32

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1.5x scale

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.