Finding the Fourth Proportional to 190,779.84, 263,288.12 and 110,210.80
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Solution
The fourth proportional to 190,779.84, 263,288.12 and 110,210.80 is: 152,097.80
Step by Step Solution
- Step 1: Write the proportion equation
190,779.84 : 263,288.12 = 110,210.80 : x - Step 2: Convert to fraction form
190,779.84/263,288.12 = 110,210.80/x - Step 3: Cross multiply
190,779.84x = 263,288.12 × 110,210.80 - Step 4: Simplify right side
190,779.84x = 29,017,194,335.70 - Step 5: Solve for x
x = 29,017,194,335.70/190,779.84 - Step 6: Final answer
x = 152,097.80
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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.