Finding the Fourth Proportional to 92,793.24, 128,159.58 and 62,526.02
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Solution
The fourth proportional to 92,793.24, 128,159.58 and 62,526.02 is: 86,356.59
Step by Step Solution
- Step 1: Write the proportion equation
92,793.24 : 128,159.58 = 62,526.02 : x - Step 2: Convert to fraction form
92,793.24/128,159.58 = 62,526.02/x - Step 3: Cross multiply
92,793.24x = 128,159.58 × 62,526.02 - Step 4: Simplify right side
92,793.24x = 8,013,307,821.47 - Step 5: Solve for x
x = 8,013,307,821.47/92,793.24 - Step 6: Final answer
x = 86,356.59
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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.