Finding the Fourth Proportional to 127,425.18, 175,587.57 and 98,569.62
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Solution
The fourth proportional to 127,425.18, 175,587.57 and 98,569.62 is: 135,825.59
Step by Step Solution
- Step 1: Write the proportion equation
127,425.18 : 175,587.57 = 98,569.62 : x - Step 2: Convert to fraction form
127,425.18/175,587.57 = 98,569.62/x - Step 3: Cross multiply
127,425.18x = 175,587.57 × 98,569.62 - Step 4: Simplify right side
127,425.18x = 17,307,600,051.62 - Step 5: Solve for x
x = 17,307,600,051.62/127,425.18 - Step 6: Final answer
x = 135,825.59
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1.5x scale
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.