Finding the Fourth Proportional to 177,809.85, 245,377.62 and 97,237.53
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Solution
The fourth proportional to 177,809.85, 245,377.62 and 97,237.53 is: 134,187.81
Step by Step Solution
- Step 1: Write the proportion equation
177,809.85 : 245,377.62 = 97,237.53 : x - Step 2: Convert to fraction form
177,809.85/245,377.62 = 97,237.53/x - Step 3: Cross multiply
177,809.85x = 245,377.62 × 97,237.53 - Step 4: Simplify right side
177,809.85x = 23,859,913,686.08 - Step 5: Solve for x
x = 23,859,913,686.08/177,809.85 - Step 6: Final answer
x = 134,187.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.