Finding the Fourth Proportional to 94,890.08, 130,943.04 and 52,446.08
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Solution
The fourth proportional to 94,890.08, 130,943.04 and 52,446.08 is: 72,372.68
Step by Step Solution
- Step 1: Write the proportion equation
94,890.08 : 130,943.04 = 52,446.08 : x - Step 2: Convert to fraction form
94,890.08/130,943.04 = 52,446.08/x - Step 3: Cross multiply
94,890.08x = 130,943.04 × 52,446.08 - Step 4: Simplify right side
94,890.08x = 6,867,449,151.28 - Step 5: Solve for x
x = 6,867,449,151.28/94,890.08 - Step 6: Final answer
x = 72,372.68
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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.