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Finding the Fourth Proportional to 173,012.68, 238,765.68 and 97,559.56

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Solution

The fourth proportional to 173,012.68, 238,765.68 and 97,559.56 is: 134,636.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,012.68 : 238,765.68 = 97,559.56 : x
  2. Step 2: Convert to fraction form
    173,012.68/238,765.68 = 97,559.56/x
  3. Step 3: Cross multiply
    173,012.68x = 238,765.68 × 97,559.56
  4. Step 4: Simplify right side
    173,012.68x = 23,293,874,683.90
  5. Step 5: Solve for x
    x = 23,293,874,683.90/173,012.68
  6. Step 6: Final answer
    x = 134,636.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.