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Finding the Fourth Proportional to 228,804.98, 343,209.50 and 93,943.22

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Solution

The fourth proportional to 228,804.98, 343,209.50 and 93,943.22 is: 140,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,804.98 : 343,209.50 = 93,943.22 : x
  2. Step 2: Convert to fraction form
    228,804.98/343,209.50 = 93,943.22/x
  3. Step 3: Cross multiply
    228,804.98x = 343,209.50 × 93,943.22
  4. Step 4: Simplify right side
    228,804.98x = 32,242,205,094.87
  5. Step 5: Solve for x
    x = 32,242,205,094.87/228,804.98
  6. Step 6: Final answer
    x = 140,915.66

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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.