Home / 228,063.15-314,717.85-126,082.12

Finding the Fourth Proportional to 228,063.15, 314,717.85 and 126,082.12

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Solution

The fourth proportional to 228,063.15, 314,717.85 and 126,082.12 is: 173,988.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,063.15 : 314,717.85 = 126,082.12 : x
  2. Step 2: Convert to fraction form
    228,063.15/314,717.85 = 126,082.12/x
  3. Step 3: Cross multiply
    228,063.15x = 314,717.85 × 126,082.12
  4. Step 4: Simplify right side
    228,063.15x = 39,680,293,729.84
  5. Step 5: Solve for x
    x = 39,680,293,729.84/228,063.15
  6. Step 6: Final answer
    x = 173,988.19

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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.