Home / 74,022.14-111,075.53-31,324.20

Finding the Fourth Proportional to 74,022.14, 111,075.53 and 31,324.20

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Solution

The fourth proportional to 74,022.14, 111,075.53 and 31,324.20 is: 47,004.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,022.14 : 111,075.53 = 31,324.20 : x
  2. Step 2: Convert to fraction form
    74,022.14/111,075.53 = 31,324.20/x
  3. Step 3: Cross multiply
    74,022.14x = 111,075.53 × 31,324.20
  4. Step 4: Simplify right side
    74,022.14x = 3,479,352,256.57
  5. Step 5: Solve for x
    x = 3,479,352,256.57/74,022.14
  6. Step 6: Final answer
    x = 47,004.21

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1.5x scale

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.