Finding the Fourth Proportional to 302,126.19, 416,925.32 and 166,159.99
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Solution
The fourth proportional to 302,126.19, 416,925.32 and 166,159.99 is: 229,295.93
Step by Step Solution
- Step 1: Write the proportion equation
302,126.19 : 416,925.32 = 166,159.99 : x - Step 2: Convert to fraction form
302,126.19/416,925.32 = 166,159.99/x - Step 3: Cross multiply
302,126.19x = 416,925.32 × 166,159.99 - Step 4: Simplify right side
302,126.19x = 69,276,307,001.95 - Step 5: Solve for x
x = 69,276,307,001.95/302,126.19 - Step 6: Final answer
x = 229,295.93
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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.