Finding the Fourth Proportional to 130,881.08, 196,319.46 and 32,385.08
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Solution
The fourth proportional to 130,881.08, 196,319.46 and 32,385.08 is: 48,577.09
Step by Step Solution
- Step 1: Write the proportion equation
130,881.08 : 196,319.46 = 32,385.08 : x - Step 2: Convert to fraction form
130,881.08/196,319.46 = 32,385.08/x - Step 3: Cross multiply
130,881.08x = 196,319.46 × 32,385.08 - Step 4: Simplify right side
130,881.08x = 6,357,821,417.66 - Step 5: Solve for x
x = 6,357,821,417.66/130,881.08 - Step 6: Final answer
x = 48,577.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.