Finding the Fourth Proportional to 102,302.93, 153,454.08 and 46,077.23
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Solution
The fourth proportional to 102,302.93, 153,454.08 and 46,077.23 is: 69,115.70
Step by Step Solution
- Step 1: Write the proportion equation
102,302.93 : 153,454.08 = 46,077.23 : x - Step 2: Convert to fraction form
102,302.93/153,454.08 = 46,077.23/x - Step 3: Cross multiply
102,302.93x = 153,454.08 × 46,077.23 - Step 4: Simplify right side
102,302.93x = 7,070,738,938.60 - Step 5: Solve for x
x = 7,070,738,938.60/102,302.93 - Step 6: Final answer
x = 69,115.70
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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.