Finding the Fourth Proportional to 97,426.13, 145,717.01 and 57,349.62
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Solution
The fourth proportional to 97,426.13, 145,717.01 and 57,349.62 is: 85,775.92
Step by Step Solution
- Step 1: Write the proportion equation
97,426.13 : 145,717.01 = 57,349.62 : x - Step 2: Convert to fraction form
97,426.13/145,717.01 = 57,349.62/x - Step 3: Cross multiply
97,426.13x = 145,717.01 × 57,349.62 - Step 4: Simplify right side
97,426.13x = 8,356,815,079.35 - Step 5: Solve for x
x = 8,356,815,079.35/97,426.13 - Step 6: Final answer
x = 85,775.92
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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.