Finding the Fourth Proportional to 501.18, 751.70 and 135.99
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Solution
The fourth proportional to 501.18, 751.70 and 135.99 is: 203.96
Step by Step Solution
- Step 1: Write the proportion equation
501.18 : 751.70 = 135.99 : x - Step 2: Convert to fraction form
501.18/751.70 = 135.99/x - Step 3: Cross multiply
501.18x = 751.70 × 135.99 - Step 4: Simplify right side
501.18x = 102,223.00 - Step 5: Solve for x
x = 102,223.00/501.18 - Step 6: Final answer
x = 203.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.