Home / 228,090.58-314,759.42-126,113.36

Finding the Fourth Proportional to 228,090.58, 314,759.42 and 126,113.36

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Solution

The fourth proportional to 228,090.58, 314,759.42 and 126,113.36 is: 174,033.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,090.58 : 314,759.42 = 126,113.36 : x
  2. Step 2: Convert to fraction form
    228,090.58/314,759.42 = 126,113.36/x
  3. Step 3: Cross multiply
    228,090.58x = 314,759.42 × 126,113.36
  4. Step 4: Simplify right side
    228,090.58x = 39,695,366,316.41
  5. Step 5: Solve for x
    x = 39,695,366,316.41/228,090.58
  6. Step 6: Final answer
    x = 174,033.34

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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.