Finding the Fourth Proportional to 219,911.48, 303,525.26 and 133,898.88
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Solution
The fourth proportional to 219,911.48, 303,525.26 and 133,898.88 is: 184,809.33
Step by Step Solution
- Step 1: Write the proportion equation
219,911.48 : 303,525.26 = 133,898.88 : x - Step 2: Convert to fraction form
219,911.48/303,525.26 = 133,898.88/x - Step 3: Cross multiply
219,911.48x = 303,525.26 × 133,898.88 - Step 4: Simplify right side
219,911.48x = 40,641,692,365.71 - Step 5: Solve for x
x = 40,641,692,365.71/219,911.48 - Step 6: Final answer
x = 184,809.33
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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.