Home / 126,688.95-190,022.49-37,962.36

Finding the Fourth Proportional to 126,688.95, 190,022.49 and 37,962.36

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Solution

The fourth proportional to 126,688.95, 190,022.49 and 37,962.36 is: 56,940.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,688.95 : 190,022.49 = 37,962.36 : x
  2. Step 2: Convert to fraction form
    126,688.95/190,022.49 = 37,962.36/x
  3. Step 3: Cross multiply
    126,688.95x = 190,022.49 × 37,962.36
  4. Step 4: Simplify right side
    126,688.95x = 7,213,702,173.48
  5. Step 5: Solve for x
    x = 7,213,702,173.48/126,688.95
  6. Step 6: Final answer
    x = 56,940.26

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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.