Finding the Fourth Proportional to 163,461.69, 245,192.07 and 43,518.63
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Solution
The fourth proportional to 163,461.69, 245,192.07 and 43,518.63 is: 65,277.82
Step by Step Solution
- Step 1: Write the proportion equation
163,461.69 : 245,192.07 = 43,518.63 : x - Step 2: Convert to fraction form
163,461.69/245,192.07 = 43,518.63/x - Step 3: Cross multiply
163,461.69x = 245,192.07 × 43,518.63 - Step 4: Simplify right side
163,461.69x = 10,670,422,973.26 - Step 5: Solve for x
x = 10,670,422,973.26/163,461.69 - Step 6: Final answer
x = 65,277.82
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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.