Finding the Fourth Proportional to 125,366.00, 172,962.98 and 71,612.94
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Solution
The fourth proportional to 125,366.00, 172,962.98 and 71,612.94 is: 98,801.82
Step by Step Solution
- Step 1: Write the proportion equation
125,366.00 : 172,962.98 = 71,612.94 : x - Step 2: Convert to fraction form
125,366.00/172,962.98 = 71,612.94/x - Step 3: Cross multiply
125,366.00x = 172,962.98 × 71,612.94 - Step 4: Simplify right side
125,366.00x = 12,386,388,068.06 - Step 5: Solve for x
x = 12,386,388,068.06/125,366.00 - Step 6: Final answer
x = 98,801.82
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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.