Finding the Fourth Proportional to 238,656.96, 358,056.48 and 98,424
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Solution
The fourth proportional to 238,656.96, 358,056.48 and 98,424 is: 147,665.30
Step by Step Solution
- Step 1: Write the proportion equation
238,656.96 : 358,056.48 = 98,424 : x - Step 2: Convert to fraction form
238,656.96/358,056.48 = 98,424/x - Step 3: Cross multiply
238,656.96x = 358,056.48 × 98,424 - Step 4: Simplify right side
238,656.96x = 35,241,350,987.52 - Step 5: Solve for x
x = 35,241,350,987.52/238,656.96 - Step 6: Final answer
x = 147,665.30
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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.