Finding the Fourth Proportional to 97,778.93, 134,934.97 and 53,066.93
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Solution
The fourth proportional to 97,778.93, 134,934.97 and 53,066.93 is: 73,232.39
Step by Step Solution
- Step 1: Write the proportion equation
97,778.93 : 134,934.97 = 53,066.93 : x - Step 2: Convert to fraction form
97,778.93/134,934.97 = 53,066.93/x - Step 3: Cross multiply
97,778.93x = 134,934.97 × 53,066.93 - Step 4: Simplify right side
97,778.93x = 7,160,584,300.54 - Step 5: Solve for x
x = 7,160,584,300.54/97,778.93 - Step 6: Final answer
x = 73,232.39
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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.