Home / 84,450.54-126,675.69-40,053.06

Finding the Fourth Proportional to 84,450.54, 126,675.69 and 40,053.06

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Solution

The fourth proportional to 84,450.54, 126,675.69 and 40,053.06 is: 60,079.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,450.54 : 126,675.69 = 40,053.06 : x
  2. Step 2: Convert to fraction form
    84,450.54/126,675.69 = 40,053.06/x
  3. Step 3: Cross multiply
    84,450.54x = 126,675.69 × 40,053.06
  4. Step 4: Simplify right side
    84,450.54x = 5,073,749,012.11
  5. Step 5: Solve for x
    x = 5,073,749,012.11/84,450.54
  6. Step 6: Final answer
    x = 60,079.53

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1.5x scale

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.