Finding the Fourth Proportional to 97,937.23, 135,153.44 and 53,225.23
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Solution
The fourth proportional to 97,937.23, 135,153.44 and 53,225.23 is: 73,450.85
Step by Step Solution
- Step 1: Write the proportion equation
97,937.23 : 135,153.44 = 53,225.23 : x - Step 2: Convert to fraction form
97,937.23/135,153.44 = 53,225.23/x - Step 3: Cross multiply
97,937.23x = 135,153.44 × 53,225.23 - Step 4: Simplify right side
97,937.23x = 7,193,572,663.17 - Step 5: Solve for x
x = 7,193,572,663.17/97,937.23 - Step 6: Final answer
x = 73,450.85
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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.