Finding the Fourth Proportional to 134,270.08, 185,292.47 and 76,927.95
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Solution
The fourth proportional to 134,270.08, 185,292.47 and 76,927.95 is: 106,160.43
Step by Step Solution
- Step 1: Write the proportion equation
134,270.08 : 185,292.47 = 76,927.95 : x - Step 2: Convert to fraction form
134,270.08/185,292.47 = 76,927.95/x - Step 3: Cross multiply
134,270.08x = 185,292.47 × 76,927.95 - Step 4: Simplify right side
134,270.08x = 14,254,169,867.54 - Step 5: Solve for x
x = 14,254,169,867.54/134,270.08 - Step 6: Final answer
x = 106,160.43
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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.