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Finding the Fourth Proportional to 173,102.73, 259,184.89 and 89,821.77

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Solution

The fourth proportional to 173,102.73, 259,184.89 and 89,821.77 is: 134,489.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,102.73 : 259,184.89 = 89,821.77 : x
  2. Step 2: Convert to fraction form
    173,102.73/259,184.89 = 89,821.77/x
  3. Step 3: Cross multiply
    173,102.73x = 259,184.89 × 89,821.77
  4. Step 4: Simplify right side
    173,102.73x = 23,280,445,577.06
  5. Step 5: Solve for x
    x = 23,280,445,577.06/173,102.73
  6. Step 6: Final answer
    x = 134,489.19

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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.