Finding the Fourth Proportional to 99,670.17, 149,479.79 and 29,533.08
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Solution
The fourth proportional to 99,670.17, 149,479.79 and 29,533.08 is: 44,292.07
Step by Step Solution
- Step 1: Write the proportion equation
99,670.17 : 149,479.79 = 29,533.08 : x - Step 2: Convert to fraction form
99,670.17/149,479.79 = 29,533.08/x - Step 3: Cross multiply
99,670.17x = 149,479.79 × 29,533.08 - Step 4: Simplify right side
99,670.17x = 4,414,598,448.79 - Step 5: Solve for x
x = 4,414,598,448.79/99,670.17 - Step 6: Final answer
x = 44,292.07
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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.