Finding the Fourth Proportional to 104,970.38, 144,818.00 and 64,614.08
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Solution
The fourth proportional to 104,970.38, 144,818.00 and 64,614.08 is: 89,142.12
Step by Step Solution
- Step 1: Write the proportion equation
104,970.38 : 144,818.00 = 64,614.08 : x - Step 2: Convert to fraction form
104,970.38/144,818.00 = 64,614.08/x - Step 3: Cross multiply
104,970.38x = 144,818.00 × 64,614.08 - Step 4: Simplify right side
104,970.38x = 9,357,281,893.14 - Step 5: Solve for x
x = 9,357,281,893.14/104,970.38 - Step 6: Final answer
x = 89,142.12
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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.