Home / 146,119.78-219,200.28-57,325.12

Finding the Fourth Proportional to 146,119.78, 219,200.28 and 57,325.12

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Solution

The fourth proportional to 146,119.78, 219,200.28 and 57,325.12 is: 85,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,119.78 : 219,200.28 = 57,325.12 : x
  2. Step 2: Convert to fraction form
    146,119.78/219,200.28 = 57,325.12/x
  3. Step 3: Cross multiply
    146,119.78x = 219,200.28 × 57,325.12
  4. Step 4: Simplify right side
    146,119.78x = 12,565,682,355.03
  5. Step 5: Solve for x
    x = 12,565,682,355.03/146,119.78
  6. Step 6: Final answer
    x = 85,995.77

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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.