Finding the Fourth Proportional to 94,118.02, 129,943.65 and 58,346.26
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Solution
The fourth proportional to 94,118.02, 129,943.65 and 58,346.26 is: 80,555.52
Step by Step Solution
- Step 1: Write the proportion equation
94,118.02 : 129,943.65 = 58,346.26 : x - Step 2: Convert to fraction form
94,118.02/129,943.65 = 58,346.26/x - Step 3: Cross multiply
94,118.02x = 129,943.65 × 58,346.26 - Step 4: Simplify right side
94,118.02x = 7,581,725,988.25 - Step 5: Solve for x
x = 7,581,725,988.25/94,118.02 - Step 6: Final answer
x = 80,555.52
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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.