Home / 76,227.10-114,411.54-38,815.14

Finding the Fourth Proportional to 76,227.10, 114,411.54 and 38,815.14

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Solution

The fourth proportional to 76,227.10, 114,411.54 and 38,815.14 is: 58,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227.10 : 114,411.54 = 38,815.14 : x
  2. Step 2: Convert to fraction form
    76,227.10/114,411.54 = 38,815.14/x
  3. Step 3: Cross multiply
    76,227.10x = 114,411.54 × 38,815.14
  4. Step 4: Simplify right side
    76,227.10x = 4,440,899,942.72
  5. Step 5: Solve for x
    x = 4,440,899,942.72/76,227.10
  6. Step 6: Final answer
    x = 58,258.81

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1.5x scale

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.