Finding the Fourth Proportional to 122,295.96, 183,357.97 and 53,875.06
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Solution
The fourth proportional to 122,295.96, 183,357.97 and 53,875.06 is: 80,774.71
Step by Step Solution
- Step 1: Write the proportion equation
122,295.96 : 183,357.97 = 53,875.06 : x - Step 2: Convert to fraction form
122,295.96/183,357.97 = 53,875.06/x - Step 3: Cross multiply
122,295.96x = 183,357.97 × 53,875.06 - Step 4: Simplify right side
122,295.96x = 9,878,421,042.15 - Step 5: Solve for x
x = 9,878,421,042.15/122,295.96 - Step 6: Final answer
x = 80,774.71
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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.