Finding the Fourth Proportional to 239,281.95, 358,929.88 and 89,493.66
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Solution
The fourth proportional to 239,281.95, 358,929.88 and 89,493.66 is: 134,243.09
Step by Step Solution
- Step 1: Write the proportion equation
239,281.95 : 358,929.88 = 89,493.66 : x - Step 2: Convert to fraction form
239,281.95/358,929.88 = 89,493.66/x - Step 3: Cross multiply
239,281.95x = 358,929.88 × 89,493.66 - Step 4: Simplify right side
239,281.95x = 32,121,948,924.23 - Step 5: Solve for x
x = 32,121,948,924.23/239,281.95 - Step 6: Final answer
x = 134,243.09
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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.