Home / 108,791.22-163,194.47-45,547.52

Finding the Fourth Proportional to 108,791.22, 163,194.47 and 45,547.52

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Solution

The fourth proportional to 108,791.22, 163,194.47 and 45,547.52 is: 68,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,791.22 : 163,194.47 = 45,547.52 : x
  2. Step 2: Convert to fraction form
    108,791.22/163,194.47 = 45,547.52/x
  3. Step 3: Cross multiply
    108,791.22x = 163,194.47 × 45,547.52
  4. Step 4: Simplify right side
    108,791.22x = 7,433,102,342.50
  5. Step 5: Solve for x
    x = 7,433,102,342.50/108,791.22
  6. Step 6: Final answer
    x = 68,324.47

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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.