Finding the Fourth Proportional to 176,140.24, 264,239.70 and 57,779.80
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Solution
The fourth proportional to 176,140.24, 264,239.70 and 57,779.80 is: 86,679.32
Step by Step Solution
- Step 1: Write the proportion equation
176,140.24 : 264,239.70 = 57,779.80 : x - Step 2: Convert to fraction form
176,140.24/264,239.70 = 57,779.80/x - Step 3: Cross multiply
176,140.24x = 264,239.70 × 57,779.80 - Step 4: Simplify right side
176,140.24x = 15,267,717,018.06 - Step 5: Solve for x
x = 15,267,717,018.06/176,140.24 - Step 6: Final answer
x = 86,679.32
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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.