Finding the Fourth Proportional to 239,587.04, 358,466.88 and 144,467.12
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Solution
The fourth proportional to 239,587.04, 358,466.88 and 144,467.12 is: 216,149.75
Step by Step Solution
- Step 1: Write the proportion equation
239,587.04 : 358,466.88 = 144,467.12 : x - Step 2: Convert to fraction form
239,587.04/358,466.88 = 144,467.12/x - Step 3: Cross multiply
239,587.04x = 358,466.88 × 144,467.12 - Step 4: Simplify right side
239,587.04x = 51,786,677,768.99 - Step 5: Solve for x
x = 51,786,677,768.99/239,587.04 - Step 6: Final answer
x = 216,149.75
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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.