Home / 126,945.81-175,185.36-70,357.23

Finding the Fourth Proportional to 126,945.81, 175,185.36 and 70,357.23

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Solution

The fourth proportional to 126,945.81, 175,185.36 and 70,357.23 is: 97,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,945.81 : 175,185.36 = 70,357.23 : x
  2. Step 2: Convert to fraction form
    126,945.81/175,185.36 = 70,357.23/x
  3. Step 3: Cross multiply
    126,945.81x = 175,185.36 × 70,357.23
  4. Step 4: Simplify right side
    126,945.81x = 12,325,556,666.15
  5. Step 5: Solve for x
    x = 12,325,556,666.15/126,945.81
  6. Step 6: Final answer
    x = 97,093.06

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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.