Finding the Fourth Proportional to 177,971.76, 245,552.04 and 106,325.64
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Solution
The fourth proportional to 177,971.76, 245,552.04 and 106,325.64 is: 146,700.12
Step by Step Solution
- Step 1: Write the proportion equation
177,971.76 : 245,552.04 = 106,325.64 : x - Step 2: Convert to fraction form
177,971.76/245,552.04 = 106,325.64/x - Step 3: Cross multiply
177,971.76x = 245,552.04 × 106,325.64 - Step 4: Simplify right side
177,971.76x = 26,108,477,806.31 - Step 5: Solve for x
x = 26,108,477,806.31/177,971.76 - Step 6: Final answer
x = 146,700.12
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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.