Finding the Fourth Proportional to 69,390.08, 104,101.68 and 22,643.04
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Solution
The fourth proportional to 69,390.08, 104,101.68 and 22,643.04 is: 33,969.96
Step by Step Solution
- Step 1: Write the proportion equation
69,390.08 : 104,101.68 = 22,643.04 : x - Step 2: Convert to fraction form
69,390.08/104,101.68 = 22,643.04/x - Step 3: Cross multiply
69,390.08x = 104,101.68 × 22,643.04 - Step 4: Simplify right side
69,390.08x = 2,357,178,504.31 - Step 5: Solve for x
x = 2,357,178,504.31/69,390.08 - Step 6: Final answer
x = 33,969.96
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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.