Finding the Fourth Proportional to 165,495.96, 228,349.80 and 104,995.44
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Solution
The fourth proportional to 165,495.96, 228,349.80 and 104,995.44 is: 144,871.74
Step by Step Solution
- Step 1: Write the proportion equation
165,495.96 : 228,349.80 = 104,995.44 : x - Step 2: Convert to fraction form
165,495.96/228,349.80 = 104,995.44/x - Step 3: Cross multiply
165,495.96x = 228,349.80 × 104,995.44 - Step 4: Simplify right side
165,495.96x = 23,975,687,724.91 - Step 5: Solve for x
x = 23,975,687,724.91/165,495.96 - Step 6: Final answer
x = 144,871.74
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1.5x scale
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.