Finding the Fourth Proportional to 242,905.93, 364,405.59 and 93,134.54
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Solution
The fourth proportional to 242,905.93, 364,405.59 and 93,134.54 is: 139,719.71
Step by Step Solution
- Step 1: Write the proportion equation
242,905.93 : 364,405.59 = 93,134.54 : x - Step 2: Convert to fraction form
242,905.93/364,405.59 = 93,134.54/x - Step 3: Cross multiply
242,905.93x = 364,405.59 × 93,134.54 - Step 4: Simplify right side
242,905.93x = 33,938,746,998.08 - Step 5: Solve for x
x = 33,938,746,998.08/242,905.93 - Step 6: Final answer
x = 139,719.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.