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Finding the Fourth Proportional to 248,677.48, 373,016.22 and 61,688.98

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Solution

The fourth proportional to 248,677.48, 373,016.22 and 61,688.98 is: 92,533.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,677.48 : 373,016.22 = 61,688.98 : x
  2. Step 2: Convert to fraction form
    248,677.48/373,016.22 = 61,688.98/x
  3. Step 3: Cross multiply
    248,677.48x = 373,016.22 × 61,688.98
  4. Step 4: Simplify right side
    248,677.48x = 23,010,990,135.26
  5. Step 5: Solve for x
    x = 23,010,990,135.26/248,677.48
  6. Step 6: Final answer
    x = 92,533.47

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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.