Finding the Fourth Proportional to 235,257.18, 324,656.36 and 127,827.51
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Solution
The fourth proportional to 235,257.18, 324,656.36 and 127,827.51 is: 176,402.75
Step by Step Solution
- Step 1: Write the proportion equation
235,257.18 : 324,656.36 = 127,827.51 : x - Step 2: Convert to fraction form
235,257.18/324,656.36 = 127,827.51/x - Step 3: Cross multiply
235,257.18x = 324,656.36 × 127,827.51 - Step 4: Simplify right side
235,257.18x = 41,500,014,104.46 - Step 5: Solve for x
x = 41,500,014,104.46/235,257.18 - Step 6: Final answer
x = 176,402.75
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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.