Home / 126,688.35-190,107.41-46,782.29

Finding the Fourth Proportional to 126,688.35, 190,107.41 and 46,782.29

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Solution

The fourth proportional to 126,688.35, 190,107.41 and 46,782.29 is: 70,201.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,688.35 : 190,107.41 = 46,782.29 : x
  2. Step 2: Convert to fraction form
    126,688.35/190,107.41 = 46,782.29/x
  3. Step 3: Cross multiply
    126,688.35x = 190,107.41 × 46,782.29
  4. Step 4: Simplify right side
    126,688.35x = 8,893,658,801.32
  5. Step 5: Solve for x
    x = 8,893,658,801.32/126,688.35
  6. Step 6: Final answer
    x = 70,201.08

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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.