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Finding the Fourth Proportional to 108,704.98, 163,057.95 and 29,820.10

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Solution

The fourth proportional to 108,704.98, 163,057.95 and 29,820.10 is: 44,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,704.98 : 163,057.95 = 29,820.10 : x
  2. Step 2: Convert to fraction form
    108,704.98/163,057.95 = 29,820.10/x
  3. Step 3: Cross multiply
    108,704.98x = 163,057.95 × 29,820.10
  4. Step 4: Simplify right side
    108,704.98x = 4,862,404,374.80
  5. Step 5: Solve for x
    x = 4,862,404,374.80/108,704.98
  6. Step 6: Final answer
    x = 44,730.28

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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.