Home / 125,878.15-188,845.01-41,664.55

Finding the Fourth Proportional to 125,878.15, 188,845.01 and 41,664.55

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Solution

The fourth proportional to 125,878.15, 188,845.01 and 41,664.55 is: 62,506.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,878.15 : 188,845.01 = 41,664.55 : x
  2. Step 2: Convert to fraction form
    125,878.15/188,845.01 = 41,664.55/x
  3. Step 3: Cross multiply
    125,878.15x = 188,845.01 × 41,664.55
  4. Step 4: Simplify right side
    125,878.15x = 7,868,142,361.40
  5. Step 5: Solve for x
    x = 7,868,142,361.40/125,878.15
  6. Step 6: Final answer
    x = 62,506.02

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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.