Finding the Fourth Proportional to 177,615.91, 245,107.06 and 97,041.70
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Solution
The fourth proportional to 177,615.91, 245,107.06 and 97,041.70 is: 133,915.96
Step by Step Solution
- Step 1: Write the proportion equation
177,615.91 : 245,107.06 = 97,041.70 : x - Step 2: Convert to fraction form
177,615.91/245,107.06 = 97,041.70/x - Step 3: Cross multiply
177,615.91x = 245,107.06 × 97,041.70 - Step 4: Simplify right side
177,615.91x = 23,785,605,784.40 - Step 5: Solve for x
x = 23,785,605,784.40/177,615.91 - Step 6: Final answer
x = 133,915.96
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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.