Finding the Fourth Proportional to 106,602.67, 147,110.72 and 58,854.99
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Solution
The fourth proportional to 106,602.67, 147,110.72 and 58,854.99 is: 81,219.35
Step by Step Solution
- Step 1: Write the proportion equation
106,602.67 : 147,110.72 = 58,854.99 : x - Step 2: Convert to fraction form
106,602.67/147,110.72 = 58,854.99/x - Step 3: Cross multiply
106,602.67x = 147,110.72 × 58,854.99 - Step 4: Simplify right side
106,602.67x = 8,658,199,954.49 - Step 5: Solve for x
x = 8,658,199,954.49/106,602.67 - Step 6: Final answer
x = 81,219.35
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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.