Finding the Fourth Proportional to 149,312.70, 224,314.65 and 102,656.70
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Solution
The fourth proportional to 149,312.70, 224,314.65 and 102,656.70 is: 154,222.66
Step by Step Solution
- Step 1: Write the proportion equation
149,312.70 : 224,314.65 = 102,656.70 : x - Step 2: Convert to fraction form
149,312.70/224,314.65 = 102,656.70/x - Step 3: Cross multiply
149,312.70x = 224,314.65 × 102,656.70 - Step 4: Simplify right side
149,312.70x = 23,027,401,730.66 - Step 5: Solve for x
x = 23,027,401,730.66/149,312.70 - Step 6: Final answer
x = 154,222.66
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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.