Finding the Fourth Proportional to 176,767.88, 243,937.14 and 97,279.88
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Solution
The fourth proportional to 176,767.88, 243,937.14 and 97,279.88 is: 134,244.84
Step by Step Solution
- Step 1: Write the proportion equation
176,767.88 : 243,937.14 = 97,279.88 : x - Step 2: Convert to fraction form
176,767.88/243,937.14 = 97,279.88/x - Step 3: Cross multiply
176,767.88x = 243,937.14 × 97,279.88 - Step 4: Simplify right side
176,767.88x = 23,730,175,706.74 - Step 5: Solve for x
x = 23,730,175,706.74/176,767.88 - Step 6: Final answer
x = 134,244.84
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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.