Finding the Fourth Proportional to 88,298.97, 132,415.65 and 29,118.75
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Solution
The fourth proportional to 88,298.97, 132,415.65 and 29,118.75 is: 43,667.31
Step by Step Solution
- Step 1: Write the proportion equation
88,298.97 : 132,415.65 = 29,118.75 : x - Step 2: Convert to fraction form
88,298.97/132,415.65 = 29,118.75/x - Step 3: Cross multiply
88,298.97x = 132,415.65 × 29,118.75 - Step 4: Simplify right side
88,298.97x = 3,855,778,208.44 - Step 5: Solve for x
x = 3,855,778,208.44/88,298.97 - Step 6: Final answer
x = 43,667.31
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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.