Finding the Fourth Proportional to 170,688.05, 256,032.12 and 58,369.31
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Solution
The fourth proportional to 170,688.05, 256,032.12 and 58,369.31 is: 87,553.98
Step by Step Solution
- Step 1: Write the proportion equation
170,688.05 : 256,032.12 = 58,369.31 : x - Step 2: Convert to fraction form
170,688.05/256,032.12 = 58,369.31/x - Step 3: Cross multiply
170,688.05x = 256,032.12 × 58,369.31 - Step 4: Simplify right side
170,688.05x = 14,944,417,120.96 - Step 5: Solve for x
x = 14,944,417,120.96/170,688.05 - Step 6: Final answer
x = 87,553.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.