Home / 146,370.96-201,983.52-82,709.76

Finding the Fourth Proportional to 146,370.96, 201,983.52 and 82,709.76

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Solution

The fourth proportional to 146,370.96, 201,983.52 and 82,709.76 is: 114,134.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,370.96 : 201,983.52 = 82,709.76 : x
  2. Step 2: Convert to fraction form
    146,370.96/201,983.52 = 82,709.76/x
  3. Step 3: Cross multiply
    146,370.96x = 201,983.52 × 82,709.76
  4. Step 4: Simplify right side
    146,370.96x = 16,706,008,463.16
  5. Step 5: Solve for x
    x = 16,706,008,463.16/146,370.96
  6. Step 6: Final answer
    x = 114,134.72

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1.5x scale

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.