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Finding the Fourth Proportional to 228,326.63, 342,491.41 and 59,845.50

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Solution

The fourth proportional to 228,326.63, 342,491.41 and 59,845.50 is: 89,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,326.63 : 342,491.41 = 59,845.50 : x
  2. Step 2: Convert to fraction form
    228,326.63/342,491.41 = 59,845.50/x
  3. Step 3: Cross multiply
    228,326.63x = 342,491.41 × 59,845.50
  4. Step 4: Simplify right side
    228,326.63x = 20,496,569,000.83
  5. Step 5: Solve for x
    x = 20,496,569,000.83/228,326.63
  6. Step 6: Final answer
    x = 89,768.63

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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.