Home / 125,071.75-187,627.07-41,985.19

Finding the Fourth Proportional to 125,071.75, 187,627.07 and 41,985.19

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Solution

The fourth proportional to 125,071.75, 187,627.07 and 41,985.19 is: 62,984.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,071.75 : 187,627.07 = 41,985.19 : x
  2. Step 2: Convert to fraction form
    125,071.75/187,627.07 = 41,985.19/x
  3. Step 3: Cross multiply
    125,071.75x = 187,627.07 × 41,985.19
  4. Step 4: Simplify right side
    125,071.75x = 7,877,558,183.09
  5. Step 5: Solve for x
    x = 7,877,558,183.09/125,071.75
  6. Step 6: Final answer
    x = 62,984.31

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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.