Finding the Fourth Proportional to 92,982,238.17, 128,316,669.15 and 51,171,117.49
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Solution
The fourth proportional to 92,982,238.17, 128,316,669.15 and 51,171,117.49 is: 70,616,791.79
Step by Step Solution
- Step 1: Write the proportion equation
92,982,238.17 : 128,316,669.15 = 51,171,117.49 : x - Step 2: Convert to fraction form
92,982,238.17/128,316,669.15 = 51,171,117.49/x - Step 3: Cross multiply
92,982,238.17x = 128,316,669.15 × 51,171,117.49 - Step 4: Simplify right side
92,982,238.17x = 6,566,107,353,000,109 - Step 5: Solve for x
x = 6,566,107,353,000,109/92,982,238.17 - Step 6: Final answer
x = 70,616,791.79
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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.