Finding the Fourth Proportional to 147,967.68, 221,972.58 and 48,095.76
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Solution
The fourth proportional to 147,967.68, 221,972.58 and 48,095.76 is: 72,150.49
Step by Step Solution
- Step 1: Write the proportion equation
147,967.68 : 221,972.58 = 48,095.76 : x - Step 2: Convert to fraction form
147,967.68/221,972.58 = 48,095.76/x - Step 3: Cross multiply
147,967.68x = 221,972.58 × 48,095.76 - Step 4: Simplify right side
147,967.68x = 10,675,939,934.26 - Step 5: Solve for x
x = 10,675,939,934.26/147,967.68 - Step 6: Final answer
x = 72,150.49
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1.5x scale
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.