Finding the Fourth Proportional to 134,148.98, 185,110.68 and 107,281.70
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Solution
The fourth proportional to 134,148.98, 185,110.68 and 107,281.70 is: 148,036.82
Step by Step Solution
- Step 1: Write the proportion equation
134,148.98 : 185,110.68 = 107,281.70 : x - Step 2: Convert to fraction form
134,148.98/185,110.68 = 107,281.70/x - Step 3: Cross multiply
134,148.98x = 185,110.68 × 107,281.70 - Step 4: Simplify right side
134,148.98x = 19,858,988,438.56 - Step 5: Solve for x
x = 19,858,988,438.56/134,148.98 - Step 6: Final answer
x = 148,036.82
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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.