Finding the Fourth Proportional to 219,316.84, 302,657.16 and 118,714.84
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Solution
The fourth proportional to 219,316.84, 302,657.16 and 118,714.84 is: 163,826.44
Step by Step Solution
- Step 1: Write the proportion equation
219,316.84 : 302,657.16 = 118,714.84 : x - Step 2: Convert to fraction form
219,316.84/302,657.16 = 118,714.84/x - Step 3: Cross multiply
219,316.84x = 302,657.16 × 118,714.84 - Step 4: Simplify right side
219,316.84x = 35,929,896,324.25 - Step 5: Solve for x
x = 35,929,896,324.25/219,316.84 - Step 6: Final answer
x = 163,826.44
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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.