Finding the Fourth Proportional to 177,594.42, 266,490.05 and 72,405.26
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Solution
The fourth proportional to 177,594.42, 266,490.05 and 72,405.26 is: 108,648.02
Step by Step Solution
- Step 1: Write the proportion equation
177,594.42 : 266,490.05 = 72,405.26 : x - Step 2: Convert to fraction form
177,594.42/266,490.05 = 72,405.26/x - Step 3: Cross multiply
177,594.42x = 266,490.05 × 72,405.26 - Step 4: Simplify right side
177,594.42x = 19,295,281,357.66 - Step 5: Solve for x
x = 19,295,281,357.66/177,594.42 - Step 6: Final answer
x = 108,648.02
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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.