Finding the Fourth Proportional to 247,681.52, 341,905.12 and 167,218.02
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Solution
The fourth proportional to 247,681.52, 341,905.12 and 167,218.02 is: 230,831.50
Step by Step Solution
- Step 1: Write the proportion equation
247,681.52 : 341,905.12 = 167,218.02 : x - Step 2: Convert to fraction form
247,681.52/341,905.12 = 167,218.02/x - Step 3: Cross multiply
247,681.52x = 341,905.12 × 167,218.02 - Step 4: Simplify right side
247,681.52x = 57,172,697,194.26 - Step 5: Solve for x
x = 57,172,697,194.26/247,681.52 - Step 6: Final answer
x = 230,831.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.