Finding the Fourth Proportional to 168,810.87, 232,933.13 and 97,177.05
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Solution
The fourth proportional to 168,810.87, 232,933.13 and 97,177.05 is: 134,089.43
Step by Step Solution
- Step 1: Write the proportion equation
168,810.87 : 232,933.13 = 97,177.05 : x - Step 2: Convert to fraction form
168,810.87/232,933.13 = 97,177.05/x - Step 3: Cross multiply
168,810.87x = 232,933.13 × 97,177.05 - Step 4: Simplify right side
168,810.87x = 22,635,753,934.78 - Step 5: Solve for x
x = 22,635,753,934.78/168,810.87 - Step 6: Final answer
x = 134,089.43
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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.