Finding the Fourth Proportional to 219,026.13, 302,256.08 and 118,424.13
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Solution
The fourth proportional to 219,026.13, 302,256.08 and 118,424.13 is: 163,425.31
Step by Step Solution
- Step 1: Write the proportion equation
219,026.13 : 302,256.08 = 118,424.13 : x - Step 2: Convert to fraction form
219,026.13/302,256.08 = 118,424.13/x - Step 3: Cross multiply
219,026.13x = 302,256.08 × 118,424.13 - Step 4: Simplify right side
219,026.13x = 35,794,413,311.21 - Step 5: Solve for x
x = 35,794,413,311.21/219,026.13 - Step 6: Final answer
x = 163,425.31
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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.