Finding the Fourth Proportional to 223,587.08, 335,509.79 and 118,406.05
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Solution
The fourth proportional to 223,587.08, 335,509.79 and 118,406.05 is: 177,677.47
Step by Step Solution
- Step 1: Write the proportion equation
223,587.08 : 335,509.79 = 118,406.05 : x - Step 2: Convert to fraction form
223,587.08/335,509.79 = 118,406.05/x - Step 3: Cross multiply
223,587.08x = 335,509.79 × 118,406.05 - Step 4: Simplify right side
223,587.08x = 39,726,386,700.65 - Step 5: Solve for x
x = 39,726,386,700.65/223,587.08 - Step 6: Final answer
x = 177,677.47
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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.