Finding the Fourth Proportional to 93,935.08, 129,630.18 and 51,493.80
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Solution
The fourth proportional to 93,935.08, 129,630.18 and 51,493.80 is: 71,061.32
Step by Step Solution
- Step 1: Write the proportion equation
93,935.08 : 129,630.18 = 51,493.80 : x - Step 2: Convert to fraction form
93,935.08/129,630.18 = 51,493.80/x - Step 3: Cross multiply
93,935.08x = 129,630.18 × 51,493.80 - Step 4: Simplify right side
93,935.08x = 6,675,150,562.88 - Step 5: Solve for x
x = 6,675,150,562.88/93,935.08 - Step 6: Final answer
x = 71,061.32
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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.