Finding the Fourth Proportional to 94,353.57, 130,207.94 and 51,911.19
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Solution
The fourth proportional to 94,353.57, 130,207.94 and 51,911.19 is: 71,637.45
Step by Step Solution
- Step 1: Write the proportion equation
94,353.57 : 130,207.94 = 51,911.19 : x - Step 2: Convert to fraction form
94,353.57/130,207.94 = 51,911.19/x - Step 3: Cross multiply
94,353.57x = 130,207.94 × 51,911.19 - Step 4: Simplify right side
94,353.57x = 6,759,248,853.29 - Step 5: Solve for x
x = 6,759,248,853.29/94,353.57 - Step 6: Final answer
x = 71,637.45
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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.