Finding the Fourth Proportional to 186,562.08, 257,455.68 and 101,679.12
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Solution
The fourth proportional to 186,562.08, 257,455.68 and 101,679.12 is: 140,317.19
Step by Step Solution
- Step 1: Write the proportion equation
186,562.08 : 257,455.68 = 101,679.12 : x - Step 2: Convert to fraction form
186,562.08/257,455.68 = 101,679.12/x - Step 3: Cross multiply
186,562.08x = 257,455.68 × 101,679.12 - Step 4: Simplify right side
186,562.08x = 26,177,866,981.40 - Step 5: Solve for x
x = 26,177,866,981.40/186,562.08 - Step 6: Final answer
x = 140,317.19
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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.