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Finding the Fourth Proportional to 301,332.62, 451,984.31 and 111,829.93

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Solution

The fourth proportional to 301,332.62, 451,984.31 and 111,829.93 is: 167,739.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,332.62 : 451,984.31 = 111,829.93 : x
  2. Step 2: Convert to fraction form
    301,332.62/451,984.31 = 111,829.93/x
  3. Step 3: Cross multiply
    301,332.62x = 451,984.31 × 111,829.93
  4. Step 4: Simplify right side
    301,332.62x = 50,545,372,059.29
  5. Step 5: Solve for x
    x = 50,545,372,059.29/301,332.62
  6. Step 6: Final answer
    x = 167,739.46

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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.