Finding the Fourth Proportional to 177,352.30, 266,125.65 and 72,246.70
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Solution
The fourth proportional to 177,352.30, 266,125.65 and 72,246.70 is: 108,409.65
Step by Step Solution
- Step 1: Write the proportion equation
177,352.30 : 266,125.65 = 72,246.70 : x - Step 2: Convert to fraction form
177,352.30/266,125.65 = 72,246.70/x - Step 3: Cross multiply
177,352.30x = 266,125.65 × 72,246.70 - Step 4: Simplify right side
177,352.30x = 19,226,699,997.86 - Step 5: Solve for x
x = 19,226,699,997.86/177,352.30 - Step 6: Final answer
x = 108,409.65
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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.