Home / 146,015.91-201,501.68-82,353.51

Finding the Fourth Proportional to 146,015.91, 201,501.68 and 82,353.51

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Solution

The fourth proportional to 146,015.91, 201,501.68 and 82,353.51 is: 113,647.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,015.91 : 201,501.68 = 82,353.51 : x
  2. Step 2: Convert to fraction form
    146,015.91/201,501.68 = 82,353.51/x
  3. Step 3: Cross multiply
    146,015.91x = 201,501.68 × 82,353.51
  4. Step 4: Simplify right side
    146,015.91x = 16,594,370,207.13
  5. Step 5: Solve for x
    x = 16,594,370,207.13/146,015.91
  6. Step 6: Final answer
    x = 113,647.69

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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.