Home / 250,669.89-345,968.66-148,751.55

Finding the Fourth Proportional to 250,669.89, 345,968.66 and 148,751.55

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Solution

The fourth proportional to 250,669.89, 345,968.66 and 148,751.55 is: 205,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,669.89 : 345,968.66 = 148,751.55 : x
  2. Step 2: Convert to fraction form
    250,669.89/345,968.66 = 148,751.55/x
  3. Step 3: Cross multiply
    250,669.89x = 345,968.66 × 148,751.55
  4. Step 4: Simplify right side
    250,669.89x = 51,463,373,682.67
  5. Step 5: Solve for x
    x = 51,463,373,682.67/250,669.89
  6. Step 6: Final answer
    x = 205,303.37

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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.