Finding the Fourth Proportional to 157,663.02, 236,568.34 and 68,904.99
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Solution
The fourth proportional to 157,663.02, 236,568.34 and 68,904.99 is: 103,389.74
Step by Step Solution
- Step 1: Write the proportion equation
157,663.02 : 236,568.34 = 68,904.99 : x - Step 2: Convert to fraction form
157,663.02/236,568.34 = 68,904.99/x - Step 3: Cross multiply
157,663.02x = 236,568.34 × 68,904.99 - Step 4: Simplify right side
157,663.02x = 16,300,739,206.81 - Step 5: Solve for x
x = 16,300,739,206.81/157,663.02 - Step 6: Final answer
x = 103,389.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.