Home / 108,926.10-163,435.68-52,807.68

Finding the Fourth Proportional to 108,926.10, 163,435.68 and 52,807.68

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Solution

The fourth proportional to 108,926.10, 163,435.68 and 52,807.68 is: 79,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,926.10 : 163,435.68 = 52,807.68 : x
  2. Step 2: Convert to fraction form
    108,926.10/163,435.68 = 52,807.68/x
  3. Step 3: Cross multiply
    108,926.10x = 163,435.68 × 52,807.68
  4. Step 4: Simplify right side
    108,926.10x = 8,630,659,090.02
  5. Step 5: Solve for x
    x = 8,630,659,090.02/108,926.10
  6. Step 6: Final answer
    x = 79,234.08

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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.