Home / 126,536.48-174,647.04-105,295.04

Finding the Fourth Proportional to 126,536.48, 174,647.04 and 105,295.04

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Solution

The fourth proportional to 126,536.48, 174,647.04 and 105,295.04 is: 145,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,536.48 : 174,647.04 = 105,295.04 : x
  2. Step 2: Convert to fraction form
    126,536.48/174,647.04 = 105,295.04/x
  3. Step 3: Cross multiply
    126,536.48x = 174,647.04 × 105,295.04
  4. Step 4: Simplify right side
    126,536.48x = 18,389,467,062.68
  5. Step 5: Solve for x
    x = 18,389,467,062.68/126,536.48
  6. Step 6: Final answer
    x = 145,329.37

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1.5x scale

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.