Finding the Fourth Proportional to 97,204.19, 145,595.30 and 47,179.15
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Solution
The fourth proportional to 97,204.19, 145,595.30 and 47,179.15 is: 70,666.32
Step by Step Solution
- Step 1: Write the proportion equation
97,204.19 : 145,595.30 = 47,179.15 : x - Step 2: Convert to fraction form
97,204.19/145,595.30 = 47,179.15/x - Step 3: Cross multiply
97,204.19x = 145,595.30 × 47,179.15 - Step 4: Simplify right side
97,204.19x = 6,869,061,898.11 - Step 5: Solve for x
x = 6,869,061,898.11/97,204.19 - Step 6: Final answer
x = 70,666.32
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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.