Home / 98,016.66-147,042.27-45,485.46

Finding the Fourth Proportional to 98,016.66, 147,042.27 and 45,485.46

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Solution

The fourth proportional to 98,016.66, 147,042.27 and 45,485.46 is: 68,236.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,016.66 : 147,042.27 = 45,485.46 : x
  2. Step 2: Convert to fraction form
    98,016.66/147,042.27 = 45,485.46/x
  3. Step 3: Cross multiply
    98,016.66x = 147,042.27 × 45,485.46
  4. Step 4: Simplify right side
    98,016.66x = 6,688,285,290.39
  5. Step 5: Solve for x
    x = 6,688,285,290.39/98,016.66
  6. Step 6: Final answer
    x = 68,236.21

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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.