Finding the Fourth Proportional to 152,251.13, 210,106.97 and 84,272.78
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Solution
The fourth proportional to 152,251.13, 210,106.97 and 84,272.78 is: 116,296.67
Step by Step Solution
- Step 1: Write the proportion equation
152,251.13 : 210,106.97 = 84,272.78 : x - Step 2: Convert to fraction form
152,251.13/210,106.97 = 84,272.78/x - Step 3: Cross multiply
152,251.13x = 210,106.97 × 84,272.78 - Step 4: Simplify right side
152,251.13x = 17,706,298,563.18 - Step 5: Solve for x
x = 17,706,298,563.18/152,251.13 - Step 6: Final answer
x = 116,296.67
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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.