Home / 126,803.24-174,986.33-70,213.40

Finding the Fourth Proportional to 126,803.24, 174,986.33 and 70,213.40

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Solution

The fourth proportional to 126,803.24, 174,986.33 and 70,213.40 is: 96,893.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,803.24 : 174,986.33 = 70,213.40 : x
  2. Step 2: Convert to fraction form
    126,803.24/174,986.33 = 70,213.40/x
  3. Step 3: Cross multiply
    126,803.24x = 174,986.33 × 70,213.40
  4. Step 4: Simplify right side
    126,803.24x = 12,286,385,795.82
  5. Step 5: Solve for x
    x = 12,286,385,795.82/126,803.24
  6. Step 6: Final answer
    x = 96,893.31

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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.