Finding the Fourth Proportional to 119,926.98, 179,603.67 and 69,172.14
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Solution
The fourth proportional to 119,926.98, 179,603.67 and 69,172.14 is: 103,592.80
Step by Step Solution
- Step 1: Write the proportion equation
119,926.98 : 179,603.67 = 69,172.14 : x - Step 2: Convert to fraction form
119,926.98/179,603.67 = 69,172.14/x - Step 3: Cross multiply
119,926.98x = 179,603.67 × 69,172.14 - Step 4: Simplify right side
119,926.98x = 12,423,570,866.76 - Step 5: Solve for x
x = 12,423,570,866.76/119,926.98 - Step 6: Final answer
x = 103,592.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.