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Finding the Fourth Proportional to 251,664.94, 377,648.16 and 94,004.20

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Solution

The fourth proportional to 251,664.94, 377,648.16 and 94,004.20 is: 141,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,664.94 : 377,648.16 = 94,004.20 : x
  2. Step 2: Convert to fraction form
    251,664.94/377,648.16 = 94,004.20/x
  3. Step 3: Cross multiply
    251,664.94x = 377,648.16 × 94,004.20
  4. Step 4: Simplify right side
    251,664.94x = 35,500,513,162.27
  5. Step 5: Solve for x
    x = 35,500,513,162.27/251,664.94
  6. Step 6: Final answer
    x = 141,062.61

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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.