Home / 100,829.57-151,337.70-50,944.77

Finding the Fourth Proportional to 100,829.57, 151,337.70 and 50,944.77

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Solution

The fourth proportional to 100,829.57, 151,337.70 and 50,944.77 is: 76,464.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,829.57 : 151,337.70 = 50,944.77 : x
  2. Step 2: Convert to fraction form
    100,829.57/151,337.70 = 50,944.77/x
  3. Step 3: Cross multiply
    100,829.57x = 151,337.70 × 50,944.77
  4. Step 4: Simplify right side
    100,829.57x = 7,709,864,318.83
  5. Step 5: Solve for x
    x = 7,709,864,318.83/100,829.57
  6. Step 6: Final answer
    x = 76,464.32

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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.