Finding the Fourth Proportional to 133,148.63, 199,821.36 and 63,027.95
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Solution
The fourth proportional to 133,148.63, 199,821.36 and 63,027.95 is: 94,588.51
Step by Step Solution
- Step 1: Write the proportion equation
133,148.63 : 199,821.36 = 63,027.95 : x - Step 2: Convert to fraction form
133,148.63/199,821.36 = 63,027.95/x - Step 3: Cross multiply
133,148.63x = 199,821.36 × 63,027.95 - Step 4: Simplify right side
133,148.63x = 12,594,329,687.91 - Step 5: Solve for x
x = 12,594,329,687.91/133,148.63 - Step 6: Final answer
x = 94,588.51
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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.