Finding the Fourth Proportional to 102,220.58, 153,282.31 and 35,652.62
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Solution
The fourth proportional to 102,220.58, 153,282.31 and 35,652.62 is: 53,461.99
Step by Step Solution
- Step 1: Write the proportion equation
102,220.58 : 153,282.31 = 35,652.62 : x - Step 2: Convert to fraction form
102,220.58/153,282.31 = 35,652.62/x - Step 3: Cross multiply
102,220.58x = 153,282.31 × 35,652.62 - Step 4: Simplify right side
102,220.58x = 5,464,915,951.15 - Step 5: Solve for x
x = 5,464,915,951.15/102,220.58 - Step 6: Final answer
x = 53,461.99
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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.