Finding the Fourth Proportional to 219,248.75, 302,563.68 and 118,646.75
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Solution
The fourth proportional to 219,248.75, 302,563.68 and 118,646.75 is: 163,732.73
Step by Step Solution
- Step 1: Write the proportion equation
219,248.75 : 302,563.68 = 118,646.75 : x - Step 2: Convert to fraction form
219,248.75/302,563.68 = 118,646.75/x - Step 3: Cross multiply
219,248.75x = 302,563.68 × 118,646.75 - Step 4: Simplify right side
219,248.75x = 35,898,197,300.04 - Step 5: Solve for x
x = 35,898,197,300.04/219,248.75 - Step 6: Final answer
x = 163,732.73
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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.