Home / 76,075.38-114,118.53-23,478.03

Finding the Fourth Proportional to 76,075.38, 114,118.53 and 23,478.03

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Solution

The fourth proportional to 76,075.38, 114,118.53 and 23,478.03 is: 35,218.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,075.38 : 114,118.53 = 23,478.03 : x
  2. Step 2: Convert to fraction form
    76,075.38/114,118.53 = 23,478.03/x
  3. Step 3: Cross multiply
    76,075.38x = 114,118.53 × 23,478.03
  4. Step 4: Simplify right side
    76,075.38x = 2,679,278,270.90
  5. Step 5: Solve for x
    x = 2,679,278,270.90/76,075.38
  6. Step 6: Final answer
    x = 35,218.73

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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.