Finding the Fourth Proportional to 102,875.62, 154,325.76 and 36,301.99
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Solution
The fourth proportional to 102,875.62, 154,325.76 and 36,301.99 is: 54,457.34
Step by Step Solution
- Step 1: Write the proportion equation
102,875.62 : 154,325.76 = 36,301.99 : x - Step 2: Convert to fraction form
102,875.62/154,325.76 = 36,301.99/x - Step 3: Cross multiply
102,875.62x = 154,325.76 × 36,301.99 - Step 4: Simplify right side
102,875.62x = 5,602,332,196.26 - Step 5: Solve for x
x = 5,602,332,196.26/102,875.62 - Step 6: Final answer
x = 54,457.34
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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.