Finding the Fourth Proportional to 98,122.08, 147,169.68 and 42,710.88
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Solution
The fourth proportional to 98,122.08, 147,169.68 and 42,710.88 is: 64,060.47
Step by Step Solution
- Step 1: Write the proportion equation
98,122.08 : 147,169.68 = 42,710.88 : x - Step 2: Convert to fraction form
98,122.08/147,169.68 = 42,710.88/x - Step 3: Cross multiply
98,122.08x = 147,169.68 × 42,710.88 - Step 4: Simplify right side
98,122.08x = 6,285,746,542.12 - Step 5: Solve for x
x = 6,285,746,542.12/98,122.08 - Step 6: Final answer
x = 64,060.47
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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.