Finding the Fourth Proportional to 190,895.40, 286,270.14 and 62,781.88
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Solution
The fourth proportional to 190,895.40, 286,270.14 and 62,781.88 is: 94,148.82
Step by Step Solution
- Step 1: Write the proportion equation
190,895.40 : 286,270.14 = 62,781.88 : x - Step 2: Convert to fraction form
190,895.40/286,270.14 = 62,781.88/x - Step 3: Cross multiply
190,895.40x = 286,270.14 × 62,781.88 - Step 4: Simplify right side
190,895.40x = 17,972,577,577.06 - Step 5: Solve for x
x = 17,972,577,577.06/190,895.40 - Step 6: Final answer
x = 94,148.82
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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.