Finding the Fourth Proportional to 93,634.74, 129,184.29 and 53,319.92
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Solution
The fourth proportional to 93,634.74, 129,184.29 and 53,319.92 is: 73,563.46
Step by Step Solution
- Step 1: Write the proportion equation
93,634.74 : 129,184.29 = 53,319.92 : x - Step 2: Convert to fraction form
93,634.74/129,184.29 = 53,319.92/x - Step 3: Cross multiply
93,634.74x = 129,184.29 × 53,319.92 - Step 4: Simplify right side
93,634.74x = 6,888,095,362.14 - Step 5: Solve for x
x = 6,888,095,362.14/93,634.74 - Step 6: Final answer
x = 73,563.46
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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.