Finding the Fourth Proportional to 163,781.57, 245,526.14 and 63,918.48
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Solution
The fourth proportional to 163,781.57, 245,526.14 and 63,918.48 is: 95,820.66
Step by Step Solution
- Step 1: Write the proportion equation
163,781.57 : 245,526.14 = 63,918.48 : x - Step 2: Convert to fraction form
163,781.57/245,526.14 = 63,918.48/x - Step 3: Cross multiply
163,781.57x = 245,526.14 × 63,918.48 - Step 4: Simplify right side
163,781.57x = 15,693,657,349.47 - Step 5: Solve for x
x = 15,693,657,349.47/163,781.57 - Step 6: Final answer
x = 95,820.66
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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.