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Finding the Fourth Proportional to 108,880, 163,320 and 35,008

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Solution

The fourth proportional to 108,880, 163,320 and 35,008 is: 52,512

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,880 : 163,320 = 35,008 : x
  2. Step 2: Convert to fraction form
    108,880/163,320 = 35,008/x
  3. Step 3: Cross multiply
    108,880x = 163,320 × 35,008
  4. Step 4: Simplify right side
    108,880x = 5,717,506,560
  5. Step 5: Solve for x
    x = 5,717,506,560/108,880
  6. Step 6: Final answer
    x = 52,512

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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.