Finding the Fourth Proportional to 201,935.80, 302,903.70 and 52,175.80
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Solution
The fourth proportional to 201,935.80, 302,903.70 and 52,175.80 is: 78,263.70
Step by Step Solution
- Step 1: Write the proportion equation
201,935.80 : 302,903.70 = 52,175.80 : x - Step 2: Convert to fraction form
201,935.80/302,903.70 = 52,175.80/x - Step 3: Cross multiply
201,935.80x = 302,903.70 × 52,175.80 - Step 4: Simplify right side
201,935.80x = 15,804,242,870.46 - Step 5: Solve for x
x = 15,804,242,870.46/201,935.80 - Step 6: Final answer
x = 78,263.70
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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.