Finding the Fourth Proportional to 237,128.86, 327,248.32 and 136,559.26
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Solution
The fourth proportional to 237,128.86, 327,248.32 and 136,559.26 is: 188,457.82
Step by Step Solution
- Step 1: Write the proportion equation
237,128.86 : 327,248.32 = 136,559.26 : x - Step 2: Convert to fraction form
237,128.86/327,248.32 = 136,559.26/x - Step 3: Cross multiply
237,128.86x = 327,248.32 × 136,559.26 - Step 4: Simplify right side
237,128.86x = 44,688,788,415.44 - Step 5: Solve for x
x = 44,688,788,415.44/237,128.86 - Step 6: Final answer
x = 188,457.82
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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.