Finding the Fourth Proportional to 97,730.98, 146,598.99 and 26,654.20
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Solution
The fourth proportional to 97,730.98, 146,598.99 and 26,654.20 is: 39,981.99
Step by Step Solution
- Step 1: Write the proportion equation
97,730.98 : 146,598.99 = 26,654.20 : x - Step 2: Convert to fraction form
97,730.98/146,598.99 = 26,654.20/x - Step 3: Cross multiply
97,730.98x = 146,598.99 × 26,654.20 - Step 4: Simplify right side
97,730.98x = 3,907,478,799.26 - Step 5: Solve for x
x = 3,907,478,799.26/97,730.98 - Step 6: Final answer
x = 39,981.99
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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.