Home / 173,022.10-259,569.60-54,705.40

Finding the Fourth Proportional to 173,022.10, 259,569.60 and 54,705.40

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Solution

The fourth proportional to 173,022.10, 259,569.60 and 54,705.40 is: 82,069.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,022.10 : 259,569.60 = 54,705.40 : x
  2. Step 2: Convert to fraction form
    173,022.10/259,569.60 = 54,705.40/x
  3. Step 3: Cross multiply
    173,022.10x = 259,569.60 × 54,705.40
  4. Step 4: Simplify right side
    173,022.10x = 14,199,858,795.84
  5. Step 5: Solve for x
    x = 14,199,858,795.84/173,022.10
  6. Step 6: Final answer
    x = 82,069.62

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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.