Finding the Fourth Proportional to 94,666.49, 130,639.74 and 52,225.02
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Solution
The fourth proportional to 94,666.49, 130,639.74 and 52,225.02 is: 72,070.52
Step by Step Solution
- Step 1: Write the proportion equation
94,666.49 : 130,639.74 = 52,225.02 : x - Step 2: Convert to fraction form
94,666.49/130,639.74 = 52,225.02/x - Step 3: Cross multiply
94,666.49x = 130,639.74 × 52,225.02 - Step 4: Simplify right side
94,666.49x = 6,822,662,381.10 - Step 5: Solve for x
x = 6,822,662,381.10/94,666.49 - Step 6: Final answer
x = 72,070.52
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1.5x scale
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.