Finding the Fourth Proportional to 73,811.84, 101,860.62 and 40,277.84
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Solution
The fourth proportional to 73,811.84, 101,860.62 and 40,277.84 is: 55,583.57
Step by Step Solution
- Step 1: Write the proportion equation
73,811.84 : 101,860.62 = 40,277.84 : x - Step 2: Convert to fraction form
73,811.84/101,860.62 = 40,277.84/x - Step 3: Cross multiply
73,811.84x = 101,860.62 × 40,277.84 - Step 4: Simplify right side
73,811.84x = 4,102,725,754.66 - Step 5: Solve for x
x = 4,102,725,754.66/73,811.84 - Step 6: Final answer
x = 55,583.57
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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.