Home / 84,020.22-126,049.77-48,989.34

Finding the Fourth Proportional to 84,020.22, 126,049.77 and 48,989.34

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Solution

The fourth proportional to 84,020.22, 126,049.77 and 48,989.34 is: 73,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,020.22 : 126,049.77 = 48,989.34 : x
  2. Step 2: Convert to fraction form
    84,020.22/126,049.77 = 48,989.34/x
  3. Step 3: Cross multiply
    84,020.22x = 126,049.77 × 48,989.34
  4. Step 4: Simplify right side
    84,020.22x = 6,175,095,039.45
  5. Step 5: Solve for x
    x = 6,175,095,039.45/84,020.22
  6. Step 6: Final answer
    x = 73,495.34

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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.