Finding the Fourth Proportional to 97,547.23, 134,626.10 and 55,108.49
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Solution
The fourth proportional to 97,547.23, 134,626.10 and 55,108.49 is: 76,055.89
Step by Step Solution
- Step 1: Write the proportion equation
97,547.23 : 134,626.10 = 55,108.49 : x - Step 2: Convert to fraction form
97,547.23/134,626.10 = 55,108.49/x - Step 3: Cross multiply
97,547.23x = 134,626.10 × 55,108.49 - Step 4: Simplify right side
97,547.23x = 7,419,041,085.59 - Step 5: Solve for x
x = 7,419,041,085.59/97,547.23 - Step 6: Final answer
x = 76,055.89
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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.