Home / 125,801.09-188,720.25-41,570.15

Finding the Fourth Proportional to 125,801.09, 188,720.25 and 41,570.15

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Solution

The fourth proportional to 125,801.09, 188,720.25 and 41,570.15 is: 62,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,801.09 : 188,720.25 = 41,570.15 : x
  2. Step 2: Convert to fraction form
    125,801.09/188,720.25 = 41,570.15/x
  3. Step 3: Cross multiply
    125,801.09x = 188,720.25 × 41,570.15
  4. Step 4: Simplify right side
    125,801.09x = 7,845,128,156.94
  5. Step 5: Solve for x
    x = 7,845,128,156.94/125,801.09
  6. Step 6: Final answer
    x = 62,361.37

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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.