Finding the Fourth Proportional to 97,590.84, 134,675.64 and 52,878.84
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Solution
The fourth proportional to 97,590.84, 134,675.64 and 52,878.84 is: 72,972.95
Step by Step Solution
- Step 1: Write the proportion equation
97,590.84 : 134,675.64 = 52,878.84 : x - Step 2: Convert to fraction form
97,590.84/134,675.64 = 52,878.84/x - Step 3: Cross multiply
97,590.84x = 134,675.64 × 52,878.84 - Step 4: Simplify right side
97,590.84x = 7,121,491,619.46 - Step 5: Solve for x
x = 7,121,491,619.46/97,590.84 - Step 6: Final answer
x = 72,972.95
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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.