Finding the Fourth Proportional to 251,867.84, 347,465.28 and 170,169.88
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Solution
The fourth proportional to 251,867.84, 347,465.28 and 170,169.88 is: 234,758.53
Step by Step Solution
- Step 1: Write the proportion equation
251,867.84 : 347,465.28 = 170,169.88 : x - Step 2: Convert to fraction form
251,867.84/347,465.28 = 170,169.88/x - Step 3: Cross multiply
251,867.84x = 347,465.28 × 170,169.88 - Step 4: Simplify right side
251,867.84x = 59,128,125,001.77 - Step 5: Solve for x
x = 59,128,125,001.77/251,867.84 - Step 6: Final answer
x = 234,758.53
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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.