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Finding the Fourth Proportional to 173,606.10, 260,407.26 and 131,743.26

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Solution

The fourth proportional to 173,606.10, 260,407.26 and 131,743.26 is: 197,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,606.10 : 260,407.26 = 131,743.26 : x
  2. Step 2: Convert to fraction form
    173,606.10/260,407.26 = 131,743.26/x
  3. Step 3: Cross multiply
    173,606.10x = 260,407.26 × 131,743.26
  4. Step 4: Simplify right side
    173,606.10x = 34,306,901,360.07
  5. Step 5: Solve for x
    x = 34,306,901,360.07/173,606.10
  6. Step 6: Final answer
    x = 197,613.46

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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.