Finding the Fourth Proportional to 147,499.08, 221,248.35 and 36,691.08
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Solution
The fourth proportional to 147,499.08, 221,248.35 and 36,691.08 is: 55,036.55
Step by Step Solution
- Step 1: Write the proportion equation
147,499.08 : 221,248.35 = 36,691.08 : x - Step 2: Convert to fraction form
147,499.08/221,248.35 = 36,691.08/x - Step 3: Cross multiply
147,499.08x = 221,248.35 × 36,691.08 - Step 4: Simplify right side
147,499.08x = 8,117,840,909.72 - Step 5: Solve for x
x = 8,117,840,909.72/147,499.08 - Step 6: Final answer
x = 55,036.55
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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.