Finding the Fourth Proportional to 165,746.41, 228,719.28 and 97,747.80
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Solution
The fourth proportional to 165,746.41, 228,719.28 and 97,747.80 is: 134,885.61
Step by Step Solution
- Step 1: Write the proportion equation
165,746.41 : 228,719.28 = 97,747.80 : x - Step 2: Convert to fraction form
165,746.41/228,719.28 = 97,747.80/x - Step 3: Cross multiply
165,746.41x = 228,719.28 × 97,747.80 - Step 4: Simplify right side
165,746.41x = 22,356,806,437.58 - Step 5: Solve for x
x = 22,356,806,437.58/165,746.41 - Step 6: Final answer
x = 134,885.61
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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.