Finding the Fourth Proportional to 190,815.80, 286,266.18 and 62,737.88
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Solution
The fourth proportional to 190,815.80, 286,266.18 and 62,737.88 is: 94,120.79
Step by Step Solution
- Step 1: Write the proportion equation
190,815.80 : 286,266.18 = 62,737.88 : x - Step 2: Convert to fraction form
190,815.80/286,266.18 = 62,737.88/x - Step 3: Cross multiply
190,815.80x = 286,266.18 × 62,737.88 - Step 4: Simplify right side
190,815.80x = 17,959,733,248.90 - Step 5: Solve for x
x = 17,959,733,248.90/190,815.80 - Step 6: Final answer
x = 94,120.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.