Finding the Fourth Proportional to 134,128.68, 201,224.10 and 39,355.02
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Solution
The fourth proportional to 134,128.68, 201,224.10 and 39,355.02 is: 59,041.65
Step by Step Solution
- Step 1: Write the proportion equation
134,128.68 : 201,224.10 = 39,355.02 : x - Step 2: Convert to fraction form
134,128.68/201,224.10 = 39,355.02/x - Step 3: Cross multiply
134,128.68x = 201,224.10 × 39,355.02 - Step 4: Simplify right side
134,128.68x = 7,919,178,479.98 - Step 5: Solve for x
x = 7,919,178,479.98/134,128.68 - Step 6: Final answer
x = 59,041.65
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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.