Finding the Fourth Proportional to 221,898.94, 306,220.56 and 119,924.14
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Solution
The fourth proportional to 221,898.94, 306,220.56 and 119,924.14 is: 165,495.33
Step by Step Solution
- Step 1: Write the proportion equation
221,898.94 : 306,220.56 = 119,924.14 : x - Step 2: Convert to fraction form
221,898.94/306,220.56 = 119,924.14/x - Step 3: Cross multiply
221,898.94x = 306,220.56 × 119,924.14 - Step 4: Simplify right side
221,898.94x = 36,723,237,308.32 - Step 5: Solve for x
x = 36,723,237,308.32/221,898.94 - Step 6: Final answer
x = 165,495.33
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1.5x scale
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.