Home / 146,774.20-220,247.70-53,267.80

Finding the Fourth Proportional to 146,774.20, 220,247.70 and 53,267.80

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Solution

The fourth proportional to 146,774.20, 220,247.70 and 53,267.80 is: 79,933.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,774.20 : 220,247.70 = 53,267.80 : x
  2. Step 2: Convert to fraction form
    146,774.20/220,247.70 = 53,267.80/x
  3. Step 3: Cross multiply
    146,774.20x = 220,247.70 × 53,267.80
  4. Step 4: Simplify right side
    146,774.20x = 11,732,110,434.06
  5. Step 5: Solve for x
    x = 11,732,110,434.06/146,774.20
  6. Step 6: Final answer
    x = 79,933.06

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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.