Finding the Fourth Proportional to 163,781.04, 245,516.04 and 64,005.24
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Solution
The fourth proportional to 163,781.04, 245,516.04 and 64,005.24 is: 95,947.08
Step by Step Solution
- Step 1: Write the proportion equation
163,781.04 : 245,516.04 = 64,005.24 : x - Step 2: Convert to fraction form
163,781.04/245,516.04 = 64,005.24/x - Step 3: Cross multiply
163,781.04x = 245,516.04 × 64,005.24 - Step 4: Simplify right side
163,781.04x = 15,714,313,064.05 - Step 5: Solve for x
x = 15,714,313,064.05/163,781.04 - Step 6: Final answer
x = 95,947.08
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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.