Finding the Fourth Proportional to 68,501.63, 102,752.64 and 26,948.63
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Solution
The fourth proportional to 68,501.63, 102,752.64 and 26,948.63 is: 40,423.02
Step by Step Solution
- Step 1: Write the proportion equation
68,501.63 : 102,752.64 = 26,948.63 : x - Step 2: Convert to fraction form
68,501.63/102,752.64 = 26,948.63/x - Step 3: Cross multiply
68,501.63x = 102,752.64 × 26,948.63 - Step 4: Simplify right side
68,501.63x = 2,769,042,363.12 - Step 5: Solve for x
x = 2,769,042,363.12/68,501.63 - Step 6: Final answer
x = 40,423.02
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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.