Finding the Fourth Proportional to 97,098.51, 134,071.96 and 75,938.07
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Solution
The fourth proportional to 97,098.51, 134,071.96 and 75,938.07 is: 104,853.99
Step by Step Solution
- Step 1: Write the proportion equation
97,098.51 : 134,071.96 = 75,938.07 : x - Step 2: Convert to fraction form
97,098.51/134,071.96 = 75,938.07/x - Step 3: Cross multiply
97,098.51x = 134,071.96 × 75,938.07 - Step 4: Simplify right side
97,098.51x = 10,181,166,338.83 - Step 5: Solve for x
x = 10,181,166,338.83/97,098.51 - Step 6: Final answer
x = 104,853.99
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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.