Home / 125,743.26-188,638.22-41,509.29

Finding the Fourth Proportional to 125,743.26, 188,638.22 and 41,509.29

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Solution

The fourth proportional to 125,743.26, 188,638.22 and 41,509.29 is: 62,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,743.26 : 188,638.22 = 41,509.29 : x
  2. Step 2: Convert to fraction form
    125,743.26/188,638.22 = 41,509.29/x
  3. Step 3: Cross multiply
    125,743.26x = 188,638.22 × 41,509.29
  4. Step 4: Simplify right side
    125,743.26x = 7,830,238,579.06
  5. Step 5: Solve for x
    x = 7,830,238,579.06/125,743.26
  6. Step 6: Final answer
    x = 62,271.64

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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.