Finding the Fourth Proportional to 102,266.08, 141,125.52 and 57,554.08
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Solution
The fourth proportional to 102,266.08, 141,125.52 and 57,554.08 is: 79,423.69
Step by Step Solution
- Step 1: Write the proportion equation
102,266.08 : 141,125.52 = 57,554.08 : x - Step 2: Convert to fraction form
102,266.08/141,125.52 = 57,554.08/x - Step 3: Cross multiply
102,266.08x = 141,125.52 × 57,554.08 - Step 4: Simplify right side
102,266.08x = 8,122,349,468.12 - Step 5: Solve for x
x = 8,122,349,468.12/102,266.08 - Step 6: Final answer
x = 79,423.69
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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.