Finding the Fourth Proportional to 117,570.96, 176,319.18 and 38,666.84
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Solution
The fourth proportional to 117,570.96, 176,319.18 and 38,666.84 is: 57,988.00
Step by Step Solution
- Step 1: Write the proportion equation
117,570.96 : 176,319.18 = 38,666.84 : x - Step 2: Convert to fraction form
117,570.96/176,319.18 = 38,666.84/x - Step 3: Cross multiply
117,570.96x = 176,319.18 × 38,666.84 - Step 4: Simplify right side
117,570.96x = 6,817,704,640.40 - Step 5: Solve for x
x = 6,817,704,640.40/117,570.96 - Step 6: Final answer
x = 57,988.00
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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.