Home / 228,060.58-314,671.28-136,161.96

Finding the Fourth Proportional to 228,060.58, 314,671.28 and 136,161.96

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Solution

The fourth proportional to 228,060.58, 314,671.28 and 136,161.96 is: 187,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,060.58 : 314,671.28 = 136,161.96 : x
  2. Step 2: Convert to fraction form
    228,060.58/314,671.28 = 136,161.96/x
  3. Step 3: Cross multiply
    228,060.58x = 314,671.28 × 136,161.96
  4. Step 4: Simplify right side
    228,060.58x = 42,846,258,240.51
  5. Step 5: Solve for x
    x = 42,846,258,240.51/228,060.58
  6. Step 6: Final answer
    x = 187,872.27

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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.