Finding the Fourth Proportional to 153,292.70, 229,975.97 and 48,111.63
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Solution
The fourth proportional to 153,292.70, 229,975.97 and 48,111.63 is: 72,179.03
Step by Step Solution
- Step 1: Write the proportion equation
153,292.70 : 229,975.97 = 48,111.63 : x - Step 2: Convert to fraction form
153,292.70/229,975.97 = 48,111.63/x - Step 3: Cross multiply
153,292.70x = 229,975.97 × 48,111.63 - Step 4: Simplify right side
153,292.70x = 11,064,518,536.97 - Step 5: Solve for x
x = 11,064,518,536.97/153,292.70 - Step 6: Final answer
x = 72,179.03
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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.