Finding the Fourth Proportional to 177,730.99, 245,268.21 and 97,158.55
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Solution
The fourth proportional to 177,730.99, 245,268.21 and 97,158.55 is: 134,078.49
Step by Step Solution
- Step 1: Write the proportion equation
177,730.99 : 245,268.21 = 97,158.55 : x - Step 2: Convert to fraction form
177,730.99/245,268.21 = 97,158.55/x - Step 3: Cross multiply
177,730.99x = 245,268.21 × 97,158.55 - Step 4: Simplify right side
177,730.99x = 23,829,903,644.70 - Step 5: Solve for x
x = 23,829,903,644.70/177,730.99 - Step 6: Final answer
x = 134,078.49
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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.