Finding the Fourth Proportional to 94,580.04, 130,521.48 and 52,140.09
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Solution
The fourth proportional to 94,580.04, 130,521.48 and 52,140.09 is: 71,953.89
Step by Step Solution
- Step 1: Write the proportion equation
94,580.04 : 130,521.48 = 52,140.09 : x - Step 2: Convert to fraction form
94,580.04/130,521.48 = 52,140.09/x - Step 3: Cross multiply
94,580.04x = 130,521.48 × 52,140.09 - Step 4: Simplify right side
94,580.04x = 6,805,401,714.13 - Step 5: Solve for x
x = 6,805,401,714.13/94,580.04 - Step 6: Final answer
x = 71,953.89
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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.