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Finding the Fourth Proportional to 144,674.02, 216,940.02 and 60,408.91

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Solution

The fourth proportional to 144,674.02, 216,940.02 and 60,408.91 is: 90,583.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,674.02 : 216,940.02 = 60,408.91 : x
  2. Step 2: Convert to fraction form
    144,674.02/216,940.02 = 60,408.91/x
  3. Step 3: Cross multiply
    144,674.02x = 216,940.02 × 60,408.91
  4. Step 4: Simplify right side
    144,674.02x = 13,105,110,143.58
  5. Step 5: Solve for x
    x = 13,105,110,143.58/144,674.02
  6. Step 6: Final answer
    x = 90,583.71

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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.