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Finding the Fourth Proportional to 365,969.79, 548,737.83 and 113,175.45

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Solution

The fourth proportional to 365,969.79, 548,737.83 and 113,175.45 is: 169,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,969.79 : 548,737.83 = 113,175.45 : x
  2. Step 2: Convert to fraction form
    365,969.79/548,737.83 = 113,175.45/x
  3. Step 3: Cross multiply
    365,969.79x = 548,737.83 × 113,175.45
  4. Step 4: Simplify right side
    365,969.79x = 62,103,650,842.27
  5. Step 5: Solve for x
    x = 62,103,650,842.27/365,969.79
  6. Step 6: Final answer
    x = 169,696.11

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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.