Finding the Fourth Proportional to 219,288.08, 302,618.48 and 118,686.08
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Solution
The fourth proportional to 219,288.08, 302,618.48 and 118,686.08 is: 163,787.29
Step by Step Solution
- Step 1: Write the proportion equation
219,288.08 : 302,618.48 = 118,686.08 : x - Step 2: Convert to fraction form
219,288.08/302,618.48 = 118,686.08/x - Step 3: Cross multiply
219,288.08x = 302,618.48 × 118,686.08 - Step 4: Simplify right side
219,288.08x = 35,916,601,289.87 - Step 5: Solve for x
x = 35,916,601,289.87/219,288.08 - Step 6: Final answer
x = 163,787.29
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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.