Finding the Fourth Proportional to 170,552.96, 235,455.36 and 102,585.11
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Solution
The fourth proportional to 170,552.96, 235,455.36 and 102,585.11 is: 141,622.95
Step by Step Solution
- Step 1: Write the proportion equation
170,552.96 : 235,455.36 = 102,585.11 : x - Step 2: Convert to fraction form
170,552.96/235,455.36 = 102,585.11/x - Step 3: Cross multiply
170,552.96x = 235,455.36 × 102,585.11 - Step 4: Simplify right side
170,552.96x = 24,154,212,828.41 - Step 5: Solve for x
x = 24,154,212,828.41/170,552.96 - Step 6: Final answer
x = 141,622.95
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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.