Finding the Fourth Proportional to 177,737.20, 245,277.80 and 97,165.68
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Solution
The fourth proportional to 177,737.20, 245,277.80 and 97,165.68 is: 134,088.89
Step by Step Solution
- Step 1: Write the proportion equation
177,737.20 : 245,277.80 = 97,165.68 : x - Step 2: Convert to fraction form
177,737.20/245,277.80 = 97,165.68/x - Step 3: Cross multiply
177,737.20x = 245,277.80 × 97,165.68 - Step 4: Simplify right side
177,737.20x = 23,832,584,225.90 - Step 5: Solve for x
x = 23,832,584,225.90/177,737.20 - Step 6: Final answer
x = 134,088.89
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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.