Finding the Fourth Proportional to 96,965.18, 133,799.91 and 56,136.26
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Solution
The fourth proportional to 96,965.18, 133,799.91 and 56,136.26 is: 77,461.07
Step by Step Solution
- Step 1: Write the proportion equation
96,965.18 : 133,799.91 = 56,136.26 : x - Step 2: Convert to fraction form
96,965.18/133,799.91 = 56,136.26/x - Step 3: Cross multiply
96,965.18x = 133,799.91 × 56,136.26 - Step 4: Simplify right side
96,965.18x = 7,511,026,535.74 - Step 5: Solve for x
x = 7,511,026,535.74/96,965.18 - Step 6: Final answer
x = 77,461.07
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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.