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Finding the Fourth Proportional to 108,866.42, 163,283.80 and 33,969.14

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Solution

The fourth proportional to 108,866.42, 163,283.80 and 33,969.14 is: 50,948.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,866.42 : 163,283.80 = 33,969.14 : x
  2. Step 2: Convert to fraction form
    108,866.42/163,283.80 = 33,969.14/x
  3. Step 3: Cross multiply
    108,866.42x = 163,283.80 × 33,969.14
  4. Step 4: Simplify right side
    108,866.42x = 5,546,610,859.53
  5. Step 5: Solve for x
    x = 5,546,610,859.53/108,866.42
  6. Step 6: Final answer
    x = 50,948.77

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1.5x scale

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.