Home / 231,075.45-318,713.54-146,110.50

Finding the Fourth Proportional to 231,075.45, 318,713.54 and 146,110.50

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Solution

The fourth proportional to 231,075.45, 318,713.54 and 146,110.50 is: 201,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,075.45 : 318,713.54 = 146,110.50 : x
  2. Step 2: Convert to fraction form
    231,075.45/318,713.54 = 146,110.50/x
  3. Step 3: Cross multiply
    231,075.45x = 318,713.54 × 146,110.50
  4. Step 4: Simplify right side
    231,075.45x = 46,567,393,955.62
  5. Step 5: Solve for x
    x = 46,567,393,955.62/231,075.45
  6. Step 6: Final answer
    x = 201,524.63

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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.