Finding the Fourth Proportional to 76,000.08, 104,878.08 and 42,466.08
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Solution
The fourth proportional to 76,000.08, 104,878.08 and 42,466.08 is: 58,602.06
Step by Step Solution
- Step 1: Write the proportion equation
76,000.08 : 104,878.08 = 42,466.08 : x - Step 2: Convert to fraction form
76,000.08/104,878.08 = 42,466.08/x - Step 3: Cross multiply
76,000.08x = 104,878.08 × 42,466.08 - Step 4: Simplify right side
76,000.08x = 4,453,760,935.53 - Step 5: Solve for x
x = 4,453,760,935.53/76,000.08 - Step 6: Final answer
x = 58,602.06
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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.