Home / 125,608.42-173,338.38-69,018.58

Finding the Fourth Proportional to 125,608.42, 173,338.38 and 69,018.58

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Solution

The fourth proportional to 125,608.42, 173,338.38 and 69,018.58 is: 95,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,608.42 : 173,338.38 = 69,018.58 : x
  2. Step 2: Convert to fraction form
    125,608.42/173,338.38 = 69,018.58/x
  3. Step 3: Cross multiply
    125,608.42x = 173,338.38 × 69,018.58
  4. Step 4: Simplify right side
    125,608.42x = 11,963,568,847.10
  5. Step 5: Solve for x
    x = 11,963,568,847.10/125,608.42
  6. Step 6: Final answer
    x = 95,244.96

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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.