Finding the Fourth Proportional to 77,359.05, 115,929.09 and 32,941.08
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Solution
The fourth proportional to 77,359.05, 115,929.09 and 32,941.08 is: 49,365.00
Step by Step Solution
- Step 1: Write the proportion equation
77,359.05 : 115,929.09 = 32,941.08 : x - Step 2: Convert to fraction form
77,359.05/115,929.09 = 32,941.08/x - Step 3: Cross multiply
77,359.05x = 115,929.09 × 32,941.08 - Step 4: Simplify right side
77,359.05x = 3,818,829,428.02 - Step 5: Solve for x
x = 3,818,829,428.02/77,359.05 - Step 6: Final answer
x = 49,365.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.