Home / 126,779.36-190,265.45-46,892.91

Finding the Fourth Proportional to 126,779.36, 190,265.45 and 46,892.91

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Solution

The fourth proportional to 126,779.36, 190,265.45 and 46,892.91 is: 70,375.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,779.36 : 190,265.45 = 46,892.91 : x
  2. Step 2: Convert to fraction form
    126,779.36/190,265.45 = 46,892.91/x
  3. Step 3: Cross multiply
    126,779.36x = 190,265.45 × 46,892.91
  4. Step 4: Simplify right side
    126,779.36x = 8,922,100,388.49
  5. Step 5: Solve for x
    x = 8,922,100,388.49/126,779.36
  6. Step 6: Final answer
    x = 70,375.03

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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.