Finding the Fourth Proportional to 177,621.84, 245,110.85 and 97,052.13
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Solution
The fourth proportional to 177,621.84, 245,110.85 and 97,052.13 is: 133,927.95
Step by Step Solution
- Step 1: Write the proportion equation
177,621.84 : 245,110.85 = 97,052.13 : x - Step 2: Convert to fraction form
177,621.84/245,110.85 = 97,052.13/x - Step 3: Cross multiply
177,621.84x = 245,110.85 × 97,052.13 - Step 4: Simplify right side
177,621.84x = 23,788,528,367.80 - Step 5: Solve for x
x = 23,788,528,367.80/177,621.84 - Step 6: Final answer
x = 133,927.95
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1.5x scale
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.