Finding the Fourth Proportional to 97,358.55, 136,498.80 and 97,358.55
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Solution
The fourth proportional to 97,358.55, 136,498.80 and 97,358.55 is: 136,498.80
Step by Step Solution
- Step 1: Write the proportion equation
97,358.55 : 136,498.80 = 97,358.55 : x - Step 2: Convert to fraction form
97,358.55/136,498.80 = 97,358.55/x - Step 3: Cross multiply
97,358.55x = 136,498.80 × 97,358.55 - Step 4: Simplify right side
97,358.55x = 13,289,325,244.74 - Step 5: Solve for x
x = 13,289,325,244.74/97,358.55 - Step 6: Final answer
x = 136,498.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.