Finding the Fourth Proportional to 213,294.76, 294,345.84 and 117,800.98
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Solution
The fourth proportional to 213,294.76, 294,345.84 and 117,800.98 is: 162,564.84
Step by Step Solution
- Step 1: Write the proportion equation
213,294.76 : 294,345.84 = 117,800.98 : x - Step 2: Convert to fraction form
213,294.76/294,345.84 = 117,800.98/x - Step 3: Cross multiply
213,294.76x = 294,345.84 × 117,800.98 - Step 4: Simplify right side
213,294.76x = 34,674,228,410.92 - Step 5: Solve for x
x = 34,674,228,410.92/213,294.76 - Step 6: Final answer
x = 162,564.84
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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.