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Finding the Fourth Proportional to 365,960.94, 548,969.16 and 113,266.98

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Solution

The fourth proportional to 365,960.94, 548,969.16 and 113,266.98 is: 169,909.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,960.94 : 548,969.16 = 113,266.98 : x
  2. Step 2: Convert to fraction form
    365,960.94/548,969.16 = 113,266.98/x
  3. Step 3: Cross multiply
    365,960.94x = 548,969.16 × 113,266.98
  4. Step 4: Simplify right side
    365,960.94x = 62,180,078,866.34
  5. Step 5: Solve for x
    x = 62,180,078,866.34/365,960.94
  6. Step 6: Final answer
    x = 169,909.06

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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.