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Finding the Fourth Proportional to 237,812.86, 356,774.21 and 80,037.46

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Solution

The fourth proportional to 237,812.86, 356,774.21 and 80,037.46 is: 120,074.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,812.86 : 356,774.21 = 80,037.46 : x
  2. Step 2: Convert to fraction form
    237,812.86/356,774.21 = 80,037.46/x
  3. Step 3: Cross multiply
    237,812.86x = 356,774.21 × 80,037.46
  4. Step 4: Simplify right side
    237,812.86x = 28,555,301,561.91
  5. Step 5: Solve for x
    x = 28,555,301,561.91/237,812.86
  6. Step 6: Final answer
    x = 120,074.67

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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.