Finding the Fourth Proportional to 95,416.36, 143,102.66 and 42,840.88
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Solution
The fourth proportional to 95,416.36, 143,102.66 and 42,840.88 is: 64,251.50
Step by Step Solution
- Step 1: Write the proportion equation
95,416.36 : 143,102.66 = 42,840.88 : x - Step 2: Convert to fraction form
95,416.36/143,102.66 = 42,840.88/x - Step 3: Cross multiply
95,416.36x = 143,102.66 × 42,840.88 - Step 4: Simplify right side
95,416.36x = 6,130,643,884.74 - Step 5: Solve for x
x = 6,130,643,884.74/95,416.36 - Step 6: Final answer
x = 64,251.50
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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.