Finding the Fourth Proportional to 96,605.90, 133,322.99 and 53,599.49
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Solution
The fourth proportional to 96,605.90, 133,322.99 and 53,599.49 is: 73,971.09
Step by Step Solution
- Step 1: Write the proportion equation
96,605.90 : 133,322.99 = 53,599.49 : x - Step 2: Convert to fraction form
96,605.90/133,322.99 = 53,599.49/x - Step 3: Cross multiply
96,605.90x = 133,322.99 × 53,599.49 - Step 4: Simplify right side
96,605.90x = 7,146,043,334.66 - Step 5: Solve for x
x = 7,146,043,334.66/96,605.90 - Step 6: Final answer
x = 73,971.09
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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.