Finding the Fourth Proportional to 94,306.08, 130,139.79 and 51,864.63
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Solution
The fourth proportional to 94,306.08, 130,139.79 and 51,864.63 is: 71,571.76
Step by Step Solution
- Step 1: Write the proportion equation
94,306.08 : 130,139.79 = 51,864.63 : x - Step 2: Convert to fraction form
94,306.08/130,139.79 = 51,864.63/x - Step 3: Cross multiply
94,306.08x = 130,139.79 × 51,864.63 - Step 4: Simplify right side
94,306.08x = 6,749,652,056.63 - Step 5: Solve for x
x = 6,749,652,056.63/94,306.08 - Step 6: Final answer
x = 71,571.76
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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.