Finding the Fourth Proportional to 163,868.58, 245,803.65 and 57,252.09
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Solution
The fourth proportional to 163,868.58, 245,803.65 and 57,252.09 is: 85,878.41
Step by Step Solution
- Step 1: Write the proportion equation
163,868.58 : 245,803.65 = 57,252.09 : x - Step 2: Convert to fraction form
163,868.58/245,803.65 = 57,252.09/x - Step 3: Cross multiply
163,868.58x = 245,803.65 × 57,252.09 - Step 4: Simplify right side
163,868.58x = 14,072,772,692.13 - Step 5: Solve for x
x = 14,072,772,692.13/163,868.58 - Step 6: Final answer
x = 85,878.41
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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.