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Finding the Fourth Proportional to 365,179.74, 547,718.51 and 125,289.69

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Solution

The fourth proportional to 365,179.74, 547,718.51 and 125,289.69 is: 187,917.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,179.74 : 547,718.51 = 125,289.69 : x
  2. Step 2: Convert to fraction form
    365,179.74/547,718.51 = 125,289.69/x
  3. Step 3: Cross multiply
    365,179.74x = 547,718.51 × 125,289.69
  4. Step 4: Simplify right side
    365,179.74x = 68,623,479,879.69
  5. Step 5: Solve for x
    x = 68,623,479,879.69/365,179.74
  6. Step 6: Final answer
    x = 187,917.00

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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.