Home / 108,946.56-163,268.64-49,637.28

Finding the Fourth Proportional to 108,946.56, 163,268.64 and 49,637.28

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Solution

The fourth proportional to 108,946.56, 163,268.64 and 49,637.28 is: 74,387.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,946.56 : 163,268.64 = 49,637.28 : x
  2. Step 2: Convert to fraction form
    108,946.56/163,268.64 = 49,637.28/x
  3. Step 3: Cross multiply
    108,946.56x = 163,268.64 × 49,637.28
  4. Step 4: Simplify right side
    108,946.56x = 8,104,211,198.90
  5. Step 5: Solve for x
    x = 8,104,211,198.90/108,946.56
  6. Step 6: Final answer
    x = 74,387.03

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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.