Home / 126,047.04-173,941.44-68,685.12

Finding the Fourth Proportional to 126,047.04, 173,941.44 and 68,685.12

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Solution

The fourth proportional to 126,047.04, 173,941.44 and 68,685.12 is: 94,783.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,047.04 : 173,941.44 = 68,685.12 : x
  2. Step 2: Convert to fraction form
    126,047.04/173,941.44 = 68,685.12/x
  3. Step 3: Cross multiply
    126,047.04x = 173,941.44 × 68,685.12
  4. Step 4: Simplify right side
    126,047.04x = 11,947,188,679.37
  5. Step 5: Solve for x
    x = 11,947,188,679.37/126,047.04
  6. Step 6: Final answer
    x = 94,783.57

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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.