Home / 146,015.16-201,500.64-82,352.76

Finding the Fourth Proportional to 146,015.16, 201,500.64 and 82,352.76

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Solution

The fourth proportional to 146,015.16, 201,500.64 and 82,352.76 is: 113,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,015.16 : 201,500.64 = 82,352.76 : x
  2. Step 2: Convert to fraction form
    146,015.16/201,500.64 = 82,352.76/x
  3. Step 3: Cross multiply
    146,015.16x = 201,500.64 × 82,352.76
  4. Step 4: Simplify right side
    146,015.16x = 16,594,133,845.77
  5. Step 5: Solve for x
    x = 16,594,133,845.77/146,015.16
  6. Step 6: Final answer
    x = 113,646.65

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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.