Home / 228,787.28-343,063.84-95,631.20

Finding the Fourth Proportional to 228,787.28, 343,063.84 and 95,631.20

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Solution

The fourth proportional to 228,787.28, 343,063.84 and 95,631.20 is: 143,397.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,787.28 : 343,063.84 = 95,631.20 : x
  2. Step 2: Convert to fraction form
    228,787.28/343,063.84 = 95,631.20/x
  3. Step 3: Cross multiply
    228,787.28x = 343,063.84 × 95,631.20
  4. Step 4: Simplify right side
    228,787.28x = 32,807,606,695.81
  5. Step 5: Solve for x
    x = 32,807,606,695.81/228,787.28
  6. Step 6: Final answer
    x = 143,397.86

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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.