Finding the Fourth Proportional to 177,798.98, 266,698.70 and 72,617.96
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Solution
The fourth proportional to 177,798.98, 266,698.70 and 72,617.96 is: 108,927.03
Step by Step Solution
- Step 1: Write the proportion equation
177,798.98 : 266,698.70 = 72,617.96 : x - Step 2: Convert to fraction form
177,798.98/266,698.70 = 72,617.96/x - Step 3: Cross multiply
177,798.98x = 266,698.70 × 72,617.96 - Step 4: Simplify right side
177,798.98x = 19,367,113,832.07 - Step 5: Solve for x
x = 19,367,113,832.07/177,798.98 - Step 6: Final answer
x = 108,927.03
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1.5x scale
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.