Finding the Fourth Proportional to 239,235.95, 358,841.99 and 89,465.23
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Solution
The fourth proportional to 239,235.95, 358,841.99 and 89,465.23 is: 134,193.38
Step by Step Solution
- Step 1: Write the proportion equation
239,235.95 : 358,841.99 = 89,465.23 : x - Step 2: Convert to fraction form
239,235.95/358,841.99 = 89,465.23/x - Step 3: Cross multiply
239,235.95x = 358,841.99 × 89,465.23 - Step 4: Simplify right side
239,235.95x = 32,103,879,374.80 - Step 5: Solve for x
x = 32,103,879,374.80/239,235.95 - Step 6: Final answer
x = 134,193.38
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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.