Finding the Fourth Proportional to 127,237.01, 175,594.97 and 70,648.79
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Solution
The fourth proportional to 127,237.01, 175,594.97 and 70,648.79 is: 97,499.71
Step by Step Solution
- Step 1: Write the proportion equation
127,237.01 : 175,594.97 = 70,648.79 : x - Step 2: Convert to fraction form
127,237.01/175,594.97 = 70,648.79/x - Step 3: Cross multiply
127,237.01x = 175,594.97 × 70,648.79 - Step 4: Simplify right side
127,237.01x = 12,405,571,459.23 - Step 5: Solve for x
x = 12,405,571,459.23/127,237.01 - Step 6: Final answer
x = 97,499.71
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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.