Finding the Fourth Proportional to 84,593.99, 116,731.95 and 48,777.08
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Solution
The fourth proportional to 84,593.99, 116,731.95 and 48,777.08 is: 67,307.90
Step by Step Solution
- Step 1: Write the proportion equation
84,593.99 : 116,731.95 = 48,777.08 : x - Step 2: Convert to fraction form
84,593.99/116,731.95 = 48,777.08/x - Step 3: Cross multiply
84,593.99x = 116,731.95 × 48,777.08 - Step 4: Simplify right side
84,593.99x = 5,693,843,080.05 - Step 5: Solve for x
x = 5,693,843,080.05/84,593.99 - Step 6: Final answer
x = 67,307.90
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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.