Finding the Fourth Proportional to 93,717.99, 129,334.23 and 53,425.23
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Solution
The fourth proportional to 93,717.99, 129,334.23 and 53,425.23 is: 73,728.76
Step by Step Solution
- Step 1: Write the proportion equation
93,717.99 : 129,334.23 = 53,425.23 : x - Step 2: Convert to fraction form
93,717.99/129,334.23 = 53,425.23/x - Step 3: Cross multiply
93,717.99x = 129,334.23 × 53,425.23 - Step 4: Simplify right side
93,717.99x = 6,909,710,984.62 - Step 5: Solve for x
x = 6,909,710,984.62/93,717.99 - Step 6: Final answer
x = 73,728.76
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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.