Home / 251,516.10-377,311.68-83,054.28

Finding the Fourth Proportional to 251,516.10, 377,311.68 and 83,054.28

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Solution

The fourth proportional to 251,516.10, 377,311.68 and 83,054.28 is: 124,593.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,516.10 : 377,311.68 = 83,054.28 : x
  2. Step 2: Convert to fraction form
    251,516.10/377,311.68 = 83,054.28/x
  3. Step 3: Cross multiply
    251,516.10x = 377,311.68 × 83,054.28
  4. Step 4: Simplify right side
    251,516.10x = 31,337,349,917.99
  5. Step 5: Solve for x
    x = 31,337,349,917.99/251,516.10
  6. Step 6: Final answer
    x = 124,593.81

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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.