Finding the Fourth Proportional to 245,785.53, 368,573.94 and 103,694.52
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Solution
The fourth proportional to 245,785.53, 368,573.94 and 103,694.52 is: 155,497.75
Step by Step Solution
- Step 1: Write the proportion equation
245,785.53 : 368,573.94 = 103,694.52 : x - Step 2: Convert to fraction form
245,785.53/368,573.94 = 103,694.52/x - Step 3: Cross multiply
245,785.53x = 368,573.94 × 103,694.52 - Step 4: Simplify right side
245,785.53x = 38,219,097,792.81 - Step 5: Solve for x
x = 38,219,097,792.81/245,785.53 - Step 6: Final answer
x = 155,497.75
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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.