Finding the Fourth Proportional to 97,027,587.40, 145,541,381.10 and 89,091,401.80
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Solution
The fourth proportional to 97,027,587.40, 145,541,381.10 and 89,091,401.80 is: 133,637,102.70
Step by Step Solution
- Step 1: Write the proportion equation
97,027,587.40 : 145,541,381.10 = 89,091,401.80 : x - Step 2: Convert to fraction form
97,027,587.40/145,541,381.10 = 89,091,401.80/x - Step 3: Cross multiply
97,027,587.40x = 145,541,381.10 × 89,091,401.80 - Step 4: Simplify right side
97,027,587.40x = 12,966,485,662,107,026 - Step 5: Solve for x
x = 12,966,485,662,107,026/97,027,587.40 - Step 6: Final answer
x = 133,637,102.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.