Finding the Fourth Proportional to 93,955.64, 129,658.61 and 51,514.07
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Solution
The fourth proportional to 93,955.64, 129,658.61 and 51,514.07 is: 71,089.32
Step by Step Solution
- Step 1: Write the proportion equation
93,955.64 : 129,658.61 = 51,514.07 : x - Step 2: Convert to fraction form
93,955.64/129,658.61 = 51,514.07/x - Step 3: Cross multiply
93,955.64x = 129,658.61 × 51,514.07 - Step 4: Simplify right side
93,955.64x = 6,679,242,454.07 - Step 5: Solve for x
x = 6,679,242,454.07/93,955.64 - Step 6: Final answer
x = 71,089.32
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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.