Home / 94,128.24-129,899.24-51,109.56

Finding the Fourth Proportional to 94,128.24, 129,899.24 and 51,109.56

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Solution

The fourth proportional to 94,128.24, 129,899.24 and 51,109.56 is: 70,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,128.24 : 129,899.24 = 51,109.56 : x
  2. Step 2: Convert to fraction form
    94,128.24/129,899.24 = 51,109.56/x
  3. Step 3: Cross multiply
    94,128.24x = 129,899.24 × 51,109.56
  4. Step 4: Simplify right side
    94,128.24x = 6,639,093,000.73
  5. Step 5: Solve for x
    x = 6,639,093,000.73/94,128.24
  6. Step 6: Final answer
    x = 70,532.42

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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.