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Finding the Fourth Proportional to 333,336.52, 500,005.04 and 84,018.52

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Solution

The fourth proportional to 333,336.52, 500,005.04 and 84,018.52 is: 126,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,336.52 : 500,005.04 = 84,018.52 : x
  2. Step 2: Convert to fraction form
    333,336.52/500,005.04 = 84,018.52/x
  3. Step 3: Cross multiply
    333,336.52x = 500,005.04 × 84,018.52
  4. Step 4: Simplify right side
    333,336.52x = 42,009,683,453.34
  5. Step 5: Solve for x
    x = 42,009,683,453.34/333,336.52
  6. Step 6: Final answer
    x = 126,027.85

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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.