Finding the Fourth Proportional to 126,154.24, 174,084.88 and 69,566.08
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Solution
The fourth proportional to 126,154.24, 174,084.88 and 69,566.08 is: 95,996.79
Step by Step Solution
- Step 1: Write the proportion equation
126,154.24 : 174,084.88 = 69,566.08 : x - Step 2: Convert to fraction form
126,154.24/174,084.88 = 69,566.08/x - Step 3: Cross multiply
126,154.24x = 174,084.88 × 69,566.08 - Step 4: Simplify right side
126,154.24x = 12,110,402,688.87 - Step 5: Solve for x
x = 12,110,402,688.87/126,154.24 - Step 6: Final answer
x = 95,996.79
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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.