Finding the Fourth Proportional to 186,089.04, 256,563.18 and 135,175.68
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Solution
The fourth proportional to 186,089.04, 256,563.18 and 135,175.68 is: 186,368.32
Step by Step Solution
- Step 1: Write the proportion equation
186,089.04 : 256,563.18 = 135,175.68 : x - Step 2: Convert to fraction form
186,089.04/256,563.18 = 135,175.68/x - Step 3: Cross multiply
186,089.04x = 256,563.18 × 135,175.68 - Step 4: Simplify right side
186,089.04x = 34,681,102,319.46 - Step 5: Solve for x
x = 34,681,102,319.46/186,089.04 - Step 6: Final answer
x = 186,368.32
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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.