Finding the Fourth Proportional to 120,880.02, 181,319.99 and 37,774.02
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Solution
The fourth proportional to 120,880.02, 181,319.99 and 37,774.02 is: 56,661.02
Step by Step Solution
- Step 1: Write the proportion equation
120,880.02 : 181,319.99 = 37,774.02 : x - Step 2: Convert to fraction form
120,880.02/181,319.99 = 37,774.02/x - Step 3: Cross multiply
120,880.02x = 181,319.99 × 37,774.02 - Step 4: Simplify right side
120,880.02x = 6,849,184,739.79 - Step 5: Solve for x
x = 6,849,184,739.79/120,880.02 - Step 6: Final answer
x = 56,661.02
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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.