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Finding the Fourth Proportional to 173,077.76, 238,847.18 and 97,626.26

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Solution

The fourth proportional to 173,077.76, 238,847.18 and 97,626.26 is: 134,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,077.76 : 238,847.18 = 97,626.26 : x
  2. Step 2: Convert to fraction form
    173,077.76/238,847.18 = 97,626.26/x
  3. Step 3: Cross multiply
    173,077.76x = 238,847.18 × 97,626.26
  4. Step 4: Simplify right side
    173,077.76x = 23,317,755,212.58
  5. Step 5: Solve for x
    x = 23,317,755,212.58/173,077.76
  6. Step 6: Final answer
    x = 134,724.16

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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.