Finding the Fourth Proportional to 94,353.14, 130,207.55 and 51,914.40
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Solution
The fourth proportional to 94,353.14, 130,207.55 and 51,914.40 is: 71,641.99
Step by Step Solution
- Step 1: Write the proportion equation
94,353.14 : 130,207.55 = 51,914.40 : x - Step 2: Convert to fraction form
94,353.14/130,207.55 = 51,914.40/x - Step 3: Cross multiply
94,353.14x = 130,207.55 × 51,914.40 - Step 4: Simplify right side
94,353.14x = 6,759,646,574.15 - Step 5: Solve for x
x = 6,759,646,574.15/94,353.14 - Step 6: Final answer
x = 71,641.99
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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.