Finding the Fourth Proportional to 97,351.14, 145,963.94 and 38,192.79
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Solution
The fourth proportional to 97,351.14, 145,963.94 and 38,192.79 is: 57,264.56
Step by Step Solution
- Step 1: Write the proportion equation
97,351.14 : 145,963.94 = 38,192.79 : x - Step 2: Convert to fraction form
97,351.14/145,963.94 = 38,192.79/x - Step 3: Cross multiply
97,351.14x = 145,963.94 × 38,192.79 - Step 4: Simplify right side
97,351.14x = 5,574,769,917.03 - Step 5: Solve for x
x = 5,574,769,917.03/97,351.14 - Step 6: Final answer
x = 57,264.56
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1.5x scale
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.