Home / 237,821.37-356,768.91-80,037.51

Finding the Fourth Proportional to 237,821.37, 356,768.91 and 80,037.51

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Solution

The fourth proportional to 237,821.37, 356,768.91 and 80,037.51 is: 120,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,821.37 : 356,768.91 = 80,037.51 : x
  2. Step 2: Convert to fraction form
    237,821.37/356,768.91 = 80,037.51/x
  3. Step 3: Cross multiply
    237,821.37x = 356,768.91 × 80,037.51
  4. Step 4: Simplify right side
    237,821.37x = 28,554,895,201.81
  5. Step 5: Solve for x
    x = 28,554,895,201.81/237,821.37
  6. Step 6: Final answer
    x = 120,068.67

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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.