Finding the Fourth Proportional to 92,093.13, 138,140.70 and 25,533.81
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Solution
The fourth proportional to 92,093.13, 138,140.70 and 25,533.81 is: 38,300.99
Step by Step Solution
- Step 1: Write the proportion equation
92,093.13 : 138,140.70 = 25,533.81 : x - Step 2: Convert to fraction form
92,093.13/138,140.70 = 25,533.81/x - Step 3: Cross multiply
92,093.13x = 138,140.70 × 25,533.81 - Step 4: Simplify right side
92,093.13x = 3,527,258,387.07 - Step 5: Solve for x
x = 3,527,258,387.07/92,093.13 - Step 6: Final answer
x = 38,300.99
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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.