Finding the Fourth Proportional to 134,582.68, 185,615.04 and 118,415.08
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Solution
The fourth proportional to 134,582.68, 185,615.04 and 118,415.08 is: 163,316.85
Step by Step Solution
- Step 1: Write the proportion equation
134,582.68 : 185,615.04 = 118,415.08 : x - Step 2: Convert to fraction form
134,582.68/185,615.04 = 118,415.08/x - Step 3: Cross multiply
134,582.68x = 185,615.04 × 118,415.08 - Step 4: Simplify right side
134,582.68x = 21,979,619,810.80 - Step 5: Solve for x
x = 21,979,619,810.80/134,582.68 - Step 6: Final answer
x = 163,316.85
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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.