Finding the Fourth Proportional to 201,177.88, 277,630.47 and 110,539.71
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Solution
The fourth proportional to 201,177.88, 277,630.47 and 110,539.71 is: 152,547.55
Step by Step Solution
- Step 1: Write the proportion equation
201,177.88 : 277,630.47 = 110,539.71 : x - Step 2: Convert to fraction form
201,177.88/277,630.47 = 110,539.71/x - Step 3: Cross multiply
201,177.88x = 277,630.47 × 110,539.71 - Step 4: Simplify right side
201,177.88x = 30,689,191,088.27 - Step 5: Solve for x
x = 30,689,191,088.27/201,177.88 - Step 6: Final answer
x = 152,547.55
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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.