Home / 69,744.12-96,213.06-41,429.76

Finding the Fourth Proportional to 69,744.12, 96,213.06 and 41,429.76

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Solution

The fourth proportional to 69,744.12, 96,213.06 and 41,429.76 is: 57,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,744.12 : 96,213.06 = 41,429.76 : x
  2. Step 2: Convert to fraction form
    69,744.12/96,213.06 = 41,429.76/x
  3. Step 3: Cross multiply
    69,744.12x = 96,213.06 × 41,429.76
  4. Step 4: Simplify right side
    69,744.12x = 3,986,083,984.67
  5. Step 5: Solve for x
    x = 3,986,083,984.67/69,744.12
  6. Step 6: Final answer
    x = 57,152.98

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1.5x scale

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.