Finding the Fourth Proportional to 222,703.50, 307,258.58 and 125,898.00
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Solution
The fourth proportional to 222,703.50, 307,258.58 and 125,898.00 is: 173,698.39
Step by Step Solution
- Step 1: Write the proportion equation
222,703.50 : 307,258.58 = 125,898.00 : x - Step 2: Convert to fraction form
222,703.50/307,258.58 = 125,898.00/x - Step 3: Cross multiply
222,703.50x = 307,258.58 × 125,898.00 - Step 4: Simplify right side
222,703.50x = 38,683,239,336.23 - Step 5: Solve for x
x = 38,683,239,336.23/222,703.50 - Step 6: Final answer
x = 173,698.39
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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.