Home / 77,662.13-116,493.21-25,079.36

Finding the Fourth Proportional to 77,662.13, 116,493.21 and 25,079.36

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Solution

The fourth proportional to 77,662.13, 116,493.21 and 25,079.36 is: 37,619.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,662.13 : 116,493.21 = 25,079.36 : x
  2. Step 2: Convert to fraction form
    77,662.13/116,493.21 = 25,079.36/x
  3. Step 3: Cross multiply
    77,662.13x = 116,493.21 × 25,079.36
  4. Step 4: Simplify right side
    77,662.13x = 2,921,574,568.68
  5. Step 5: Solve for x
    x = 2,921,574,568.68/77,662.13
  6. Step 6: Final answer
    x = 37,619.04

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Similar ratio
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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.