Finding the Fourth Proportional to 115,270,245, 159,074,194.14 and 63,058,159.62
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Solution
The fourth proportional to 115,270,245, 159,074,194.14 and 63,058,159.62 is: 87,020,947.39
Step by Step Solution
- Step 1: Write the proportion equation
115,270,245 : 159,074,194.14 = 63,058,159.62 : x - Step 2: Convert to fraction form
115,270,245/159,074,194.14 = 63,058,159.62/x - Step 3: Cross multiply
115,270,245x = 159,074,194.14 × 63,058,159.62 - Step 4: Simplify right side
115,270,245x = 10,030,925,925,502,988 - Step 5: Solve for x
x = 10,030,925,925,502,988/115,270,245 - Step 6: Final answer
x = 87,020,947.39
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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.