Home / 146,814.66-220,219-46,974.84

Finding the Fourth Proportional to 146,814.66, 220,219 and 46,974.84

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Solution

The fourth proportional to 146,814.66, 220,219 and 46,974.84 is: 70,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,814.66 : 220,219 = 46,974.84 : x
  2. Step 2: Convert to fraction form
    146,814.66/220,219 = 46,974.84/x
  3. Step 3: Cross multiply
    146,814.66x = 220,219 × 46,974.84
  4. Step 4: Simplify right side
    146,814.66x = 10,344,752,289.96
  5. Step 5: Solve for x
    x = 10,344,752,289.96/146,814.66
  6. Step 6: Final answer
    x = 70,461.30

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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.