Finding the Fourth Proportional to 153,104.13, 229,652.51 and 107,938.94
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Solution
The fourth proportional to 153,104.13, 229,652.51 and 107,938.94 is: 161,905.80
Step by Step Solution
- Step 1: Write the proportion equation
153,104.13 : 229,652.51 = 107,938.94 : x - Step 2: Convert to fraction form
153,104.13/229,652.51 = 107,938.94/x - Step 3: Cross multiply
153,104.13x = 229,652.51 × 107,938.94 - Step 4: Simplify right side
153,104.13x = 24,788,446,809.78 - Step 5: Solve for x
x = 24,788,446,809.78/153,104.13 - Step 6: Final answer
x = 161,905.80
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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.