Finding the Fourth Proportional to 185,089.15, 255,408.49 and 104,524.63
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Solution
The fourth proportional to 185,089.15, 255,408.49 and 104,524.63 is: 144,235.78
Step by Step Solution
- Step 1: Write the proportion equation
185,089.15 : 255,408.49 = 104,524.63 : x - Step 2: Convert to fraction form
185,089.15/255,408.49 = 104,524.63/x - Step 3: Cross multiply
185,089.15x = 255,408.49 × 104,524.63 - Step 4: Simplify right side
185,089.15x = 26,696,477,408.24 - Step 5: Solve for x
x = 26,696,477,408.24/185,089.15 - Step 6: Final answer
x = 144,235.78
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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.